Home / 1,359,171.16-1,875,704.40-747,370.54

Finding the Fourth Proportional to 1,359,171.16, 1,875,704.40 and 747,370.54

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Solution

The fourth proportional to 1,359,171.16, 1,875,704.40 and 747,370.54 is: 1,031,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,171.16 : 1,875,704.40 = 747,370.54 : x
  2. Step 2: Convert to fraction form
    1,359,171.16/1,875,704.40 = 747,370.54/x
  3. Step 3: Cross multiply
    1,359,171.16x = 1,875,704.40 × 747,370.54
  4. Step 4: Simplify right side
    1,359,171.16x = 1,401,846,210,308.38
  5. Step 5: Solve for x
    x = 1,401,846,210,308.38/1,359,171.16
  6. Step 6: Final answer
    x = 1,031,397.85

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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.