Home / 1,092,093.40-1,638,140.10-714,179.80

Finding the Fourth Proportional to 1,092,093.40, 1,638,140.10 and 714,179.80

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Solution

The fourth proportional to 1,092,093.40, 1,638,140.10 and 714,179.80 is: 1,071,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,093.40 : 1,638,140.10 = 714,179.80 : x
  2. Step 2: Convert to fraction form
    1,092,093.40/1,638,140.10 = 714,179.80/x
  3. Step 3: Cross multiply
    1,092,093.40x = 1,638,140.10 × 714,179.80
  4. Step 4: Simplify right side
    1,092,093.40x = 1,169,926,568,989.98
  5. Step 5: Solve for x
    x = 1,169,926,568,989.98/1,092,093.40
  6. Step 6: Final answer
    x = 1,071,269.70

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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.