Home / 3,545,129.53-5,316,578.88-1,148,418.10

Finding the Fourth Proportional to 3,545,129.53, 5,316,578.88 and 1,148,418.10

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Solution

The fourth proportional to 3,545,129.53, 5,316,578.88 and 1,148,418.10 is: 1,722,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,129.53 : 5,316,578.88 = 1,148,418.10 : x
  2. Step 2: Convert to fraction form
    3,545,129.53/5,316,578.88 = 1,148,418.10/x
  3. Step 3: Cross multiply
    3,545,129.53x = 5,316,578.88 × 1,148,418.10
  4. Step 4: Simplify right side
    3,545,129.53x = 6,105,655,415,869.73
  5. Step 5: Solve for x
    x = 6,105,655,415,869.73/3,545,129.53
  6. Step 6: Final answer
    x = 1,722,265.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.