Home / 1,359,120.71-1,875,546.92-747,272.84

Finding the Fourth Proportional to 1,359,120.71, 1,875,546.92 and 747,272.84

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Solution

The fourth proportional to 1,359,120.71, 1,875,546.92 and 747,272.84 is: 1,031,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,120.71 : 1,875,546.92 = 747,272.84 : x
  2. Step 2: Convert to fraction form
    1,359,120.71/1,875,546.92 = 747,272.84/x
  3. Step 3: Cross multiply
    1,359,120.71x = 1,875,546.92 × 747,272.84
  4. Step 4: Simplify right side
    1,359,120.71x = 1,401,545,265,952.10
  5. Step 5: Solve for x
    x = 1,401,545,265,952.10/1,359,120.71
  6. Step 6: Final answer
    x = 1,031,214.71

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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.