Home / 1,500,085.24-2,070,123.08-811,757.02

Finding the Fourth Proportional to 1,500,085.24, 2,070,123.08 and 811,757.02

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Solution

The fourth proportional to 1,500,085.24, 2,070,123.08 and 811,757.02 is: 1,120,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,085.24 : 2,070,123.08 = 811,757.02 : x
  2. Step 2: Convert to fraction form
    1,500,085.24/2,070,123.08 = 811,757.02/x
  3. Step 3: Cross multiply
    1,500,085.24x = 2,070,123.08 × 811,757.02
  4. Step 4: Simplify right side
    1,500,085.24x = 1,680,436,933,219.93
  5. Step 5: Solve for x
    x = 1,680,436,933,219.93/1,500,085.24
  6. Step 6: Final answer
    x = 1,120,227.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.