Home / 1,298,318.26-1,791,372.14-754,130.69

Finding the Fourth Proportional to 1,298,318.26, 1,791,372.14 and 754,130.69

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Solution

The fourth proportional to 1,298,318.26, 1,791,372.14 and 754,130.69 is: 1,040,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,318.26 : 1,791,372.14 = 754,130.69 : x
  2. Step 2: Convert to fraction form
    1,298,318.26/1,791,372.14 = 754,130.69/x
  3. Step 3: Cross multiply
    1,298,318.26x = 1,791,372.14 × 754,130.69
  4. Step 4: Simplify right side
    1,298,318.26x = 1,350,928,707,984.98
  5. Step 5: Solve for x
    x = 1,350,928,707,984.98/1,298,318.26
  6. Step 6: Final answer
    x = 1,040,522.00

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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.