Home / 2,158,126.20-3,237,189.30-737,710.20

Finding the Fourth Proportional to 2,158,126.20, 3,237,189.30 and 737,710.20

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Solution

The fourth proportional to 2,158,126.20, 3,237,189.30 and 737,710.20 is: 1,106,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,126.20 : 3,237,189.30 = 737,710.20 : x
  2. Step 2: Convert to fraction form
    2,158,126.20/3,237,189.30 = 737,710.20/x
  3. Step 3: Cross multiply
    2,158,126.20x = 3,237,189.30 × 737,710.20
  4. Step 4: Simplify right side
    2,158,126.20x = 2,388,107,565,940.86
  5. Step 5: Solve for x
    x = 2,388,107,565,940.86/2,158,126.20
  6. Step 6: Final answer
    x = 1,106,565.30

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Double scale
Find fourth proportional to 2,158,127.20, 3,237,190.80 and 737,711.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.