Home / 1,092,179.70-1,638,269.55-714,266.10

Finding the Fourth Proportional to 1,092,179.70, 1,638,269.55 and 714,266.10

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Solution

The fourth proportional to 1,092,179.70, 1,638,269.55 and 714,266.10 is: 1,071,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,179.70 : 1,638,269.55 = 714,266.10 : x
  2. Step 2: Convert to fraction form
    1,092,179.70/1,638,269.55 = 714,266.10/x
  3. Step 3: Cross multiply
    1,092,179.70x = 1,638,269.55 × 714,266.10
  4. Step 4: Simplify right side
    1,092,179.70x = 1,170,160,402,227.25
  5. Step 5: Solve for x
    x = 1,170,160,402,227.25/1,092,179.70
  6. Step 6: Final answer
    x = 1,071,399.15

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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.