Home / 1,359,281.85-1,875,769.29-747,433.97

Finding the Fourth Proportional to 1,359,281.85, 1,875,769.29 and 747,433.97

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Solution

The fourth proportional to 1,359,281.85, 1,875,769.29 and 747,433.97 is: 1,031,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,281.85 : 1,875,769.29 = 747,433.97 : x
  2. Step 2: Convert to fraction form
    1,359,281.85/1,875,769.29 = 747,433.97/x
  3. Step 3: Cross multiply
    1,359,281.85x = 1,875,769.29 × 747,433.97
  4. Step 4: Simplify right side
    1,359,281.85x = 1,402,013,691,918.20
  5. Step 5: Solve for x
    x = 1,402,013,691,918.20/1,359,281.85
  6. Step 6: Final answer
    x = 1,031,437.07

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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.