Home / 1,471,763.60-2,207,645.40-525,165.20

Finding the Fourth Proportional to 1,471,763.60, 2,207,645.40 and 525,165.20

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Solution

The fourth proportional to 1,471,763.60, 2,207,645.40 and 525,165.20 is: 787,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,763.60 : 2,207,645.40 = 525,165.20 : x
  2. Step 2: Convert to fraction form
    1,471,763.60/2,207,645.40 = 525,165.20/x
  3. Step 3: Cross multiply
    1,471,763.60x = 2,207,645.40 × 525,165.20
  4. Step 4: Simplify right side
    1,471,763.60x = 1,159,378,538,020.08
  5. Step 5: Solve for x
    x = 1,159,378,538,020.08/1,471,763.60
  6. Step 6: Final answer
    x = 787,747.80

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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.