Home / 748,895.40-1,123,343.10-707,561.10

Finding the Fourth Proportional to 748,895.40, 1,123,343.10 and 707,561.10

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Solution

The fourth proportional to 748,895.40, 1,123,343.10 and 707,561.10 is: 1,061,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,895.40 : 1,123,343.10 = 707,561.10 : x
  2. Step 2: Convert to fraction form
    748,895.40/1,123,343.10 = 707,561.10/x
  3. Step 3: Cross multiply
    748,895.40x = 1,123,343.10 × 707,561.10
  4. Step 4: Simplify right side
    748,895.40x = 794,833,879,513.41
  5. Step 5: Solve for x
    x = 794,833,879,513.41/748,895.40
  6. Step 6: Final answer
    x = 1,061,341.65

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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.