Home / 1,316,108.48-1,974,202.92-451,531.26

Finding the Fourth Proportional to 1,316,108.48, 1,974,202.92 and 451,531.26

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Solution

The fourth proportional to 1,316,108.48, 1,974,202.92 and 451,531.26 is: 677,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,108.48 : 1,974,202.92 = 451,531.26 : x
  2. Step 2: Convert to fraction form
    1,316,108.48/1,974,202.92 = 451,531.26/x
  3. Step 3: Cross multiply
    1,316,108.48x = 1,974,202.92 × 451,531.26
  4. Step 4: Simplify right side
    1,316,108.48x = 891,414,331,963.28
  5. Step 5: Solve for x
    x = 891,414,331,963.28/1,316,108.48
  6. Step 6: Final answer
    x = 677,310.68

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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.