Home / 3,435,480.80-5,153,221.20-876,690.80

Finding the Fourth Proportional to 3,435,480.80, 5,153,221.20 and 876,690.80

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Solution

The fourth proportional to 3,435,480.80, 5,153,221.20 and 876,690.80 is: 1,315,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,480.80 : 5,153,221.20 = 876,690.80 : x
  2. Step 2: Convert to fraction form
    3,435,480.80/5,153,221.20 = 876,690.80/x
  3. Step 3: Cross multiply
    3,435,480.80x = 5,153,221.20 × 876,690.80
  4. Step 4: Simplify right side
    3,435,480.80x = 4,517,781,616,404.96
  5. Step 5: Solve for x
    x = 4,517,781,616,404.96/3,435,480.80
  6. Step 6: Final answer
    x = 1,315,036.20

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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.