Home / 756,013.20-1,134,019.80-616,045.20

Finding the Fourth Proportional to 756,013.20, 1,134,019.80 and 616,045.20

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Solution

The fourth proportional to 756,013.20, 1,134,019.80 and 616,045.20 is: 924,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,013.20 : 1,134,019.80 = 616,045.20 : x
  2. Step 2: Convert to fraction form
    756,013.20/1,134,019.80 = 616,045.20/x
  3. Step 3: Cross multiply
    756,013.20x = 1,134,019.80 × 616,045.20
  4. Step 4: Simplify right side
    756,013.20x = 698,607,454,494.96
  5. Step 5: Solve for x
    x = 698,607,454,494.96/756,013.20
  6. Step 6: Final answer
    x = 924,067.80

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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.