Home / 2,315,897.40-3,473,846.10-2,194,246.20

Finding the Fourth Proportional to 2,315,897.40, 3,473,846.10 and 2,194,246.20

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Solution

The fourth proportional to 2,315,897.40, 3,473,846.10 and 2,194,246.20 is: 3,291,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,897.40 : 3,473,846.10 = 2,194,246.20 : x
  2. Step 2: Convert to fraction form
    2,315,897.40/3,473,846.10 = 2,194,246.20/x
  3. Step 3: Cross multiply
    2,315,897.40x = 3,473,846.10 × 2,194,246.20
  4. Step 4: Simplify right side
    2,315,897.40x = 7,622,473,604,309.82
  5. Step 5: Solve for x
    x = 7,622,473,604,309.82/2,315,897.40
  6. Step 6: Final answer
    x = 3,291,369.30

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Double scale
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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.