Home / 5,227,952.70-7,841,929.05-1,389,767.70

Finding the Fourth Proportional to 5,227,952.70, 7,841,929.05 and 1,389,767.70

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Solution

The fourth proportional to 5,227,952.70, 7,841,929.05 and 1,389,767.70 is: 2,084,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227,952.70 : 7,841,929.05 = 1,389,767.70 : x
  2. Step 2: Convert to fraction form
    5,227,952.70/7,841,929.05 = 1,389,767.70/x
  3. Step 3: Cross multiply
    5,227,952.70x = 7,841,929.05 × 1,389,767.70
  4. Step 4: Simplify right side
    5,227,952.70x = 10,898,459,699,381.68
  5. Step 5: Solve for x
    x = 10,898,459,699,381.68/5,227,952.70
  6. Step 6: Final answer
    x = 2,084,651.55

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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.