Home / 2,489,171.12-3,730,607.40-1,590,265.52

Finding the Fourth Proportional to 2,489,171.12, 3,730,607.40 and 1,590,265.52

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Solution

The fourth proportional to 2,489,171.12, 3,730,607.40 and 1,590,265.52 is: 2,383,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,171.12 : 3,730,607.40 = 1,590,265.52 : x
  2. Step 2: Convert to fraction form
    2,489,171.12/3,730,607.40 = 1,590,265.52/x
  3. Step 3: Cross multiply
    2,489,171.12x = 3,730,607.40 × 1,590,265.52
  4. Step 4: Simplify right side
    2,489,171.12x = 5,932,656,316,876.85
  5. Step 5: Solve for x
    x = 5,932,656,316,876.85/2,489,171.12
  6. Step 6: Final answer
    x = 2,383,386.29

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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.