Home / 1,359,139.68-1,875,617.58-747,330.93

Finding the Fourth Proportional to 1,359,139.68, 1,875,617.58 and 747,330.93

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Solution

The fourth proportional to 1,359,139.68, 1,875,617.58 and 747,330.93 is: 1,031,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,139.68 : 1,875,617.58 = 747,330.93 : x
  2. Step 2: Convert to fraction form
    1,359,139.68/1,875,617.58 = 747,330.93/x
  3. Step 3: Cross multiply
    1,359,139.68x = 1,875,617.58 × 747,330.93
  4. Step 4: Simplify right side
    1,359,139.68x = 1,401,707,030,385.75
  5. Step 5: Solve for x
    x = 1,401,707,030,385.75/1,359,139.68
  6. Step 6: Final answer
    x = 1,031,319.33

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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.