Home / 1,207,502.20-1,811,253.30-735,110.20

Finding the Fourth Proportional to 1,207,502.20, 1,811,253.30 and 735,110.20

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Solution

The fourth proportional to 1,207,502.20, 1,811,253.30 and 735,110.20 is: 1,102,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,502.20 : 1,811,253.30 = 735,110.20 : x
  2. Step 2: Convert to fraction form
    1,207,502.20/1,811,253.30 = 735,110.20/x
  3. Step 3: Cross multiply
    1,207,502.20x = 1,811,253.30 × 735,110.20
  4. Step 4: Simplify right side
    1,207,502.20x = 1,331,470,775,613.66
  5. Step 5: Solve for x
    x = 1,331,470,775,613.66/1,207,502.20
  6. Step 6: Final answer
    x = 1,102,665.30

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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.