Home / 1,359,007.68-1,875,391.20-747,161.64

Finding the Fourth Proportional to 1,359,007.68, 1,875,391.20 and 747,161.64

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Solution

The fourth proportional to 1,359,007.68, 1,875,391.20 and 747,161.64 is: 1,031,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,007.68 : 1,875,391.20 = 747,161.64 : x
  2. Step 2: Convert to fraction form
    1,359,007.68/1,875,391.20 = 747,161.64/x
  3. Step 3: Cross multiply
    1,359,007.68x = 1,875,391.20 × 747,161.64
  4. Step 4: Simplify right side
    1,359,007.68x = 1,401,220,364,633.57
  5. Step 5: Solve for x
    x = 1,401,220,364,633.57/1,359,007.68
  6. Step 6: Final answer
    x = 1,031,061.40

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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.