Home / 3,888,008.20-5,832,012.30-1,762,244.20

Finding the Fourth Proportional to 3,888,008.20, 5,832,012.30 and 1,762,244.20

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Solution

The fourth proportional to 3,888,008.20, 5,832,012.30 and 1,762,244.20 is: 2,643,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,008.20 : 5,832,012.30 = 1,762,244.20 : x
  2. Step 2: Convert to fraction form
    3,888,008.20/5,832,012.30 = 1,762,244.20/x
  3. Step 3: Cross multiply
    3,888,008.20x = 5,832,012.30 × 1,762,244.20
  4. Step 4: Simplify right side
    3,888,008.20x = 10,277,429,850,003.66
  5. Step 5: Solve for x
    x = 10,277,429,850,003.66/3,888,008.20
  6. Step 6: Final answer
    x = 2,643,366.30

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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.