Home / 2,376,331.20-3,554,128.80-2,125,425.60

Finding the Fourth Proportional to 2,376,331.20, 3,554,128.80 and 2,125,425.60

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Solution

The fourth proportional to 2,376,331.20, 3,554,128.80 and 2,125,425.60 is: 3,178,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376,331.20 : 3,554,128.80 = 2,125,425.60 : x
  2. Step 2: Convert to fraction form
    2,376,331.20/3,554,128.80 = 2,125,425.60/x
  3. Step 3: Cross multiply
    2,376,331.20x = 3,554,128.80 × 2,125,425.60
  4. Step 4: Simplify right side
    2,376,331.20x = 7,554,036,337,217.28
  5. Step 5: Solve for x
    x = 7,554,036,337,217.28/2,376,331.20
  6. Step 6: Final answer
    x = 3,178,865.11

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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.