Home / 1,021,928.97-1,532,893.05-542,057.43

Finding the Fourth Proportional to 1,021,928.97, 1,532,893.05 and 542,057.43

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Solution

The fourth proportional to 1,021,928.97, 1,532,893.05 and 542,057.43 is: 813,085.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,928.97 : 1,532,893.05 = 542,057.43 : x
  2. Step 2: Convert to fraction form
    1,021,928.97/1,532,893.05 = 542,057.43/x
  3. Step 3: Cross multiply
    1,021,928.97x = 1,532,893.05 × 542,057.43
  4. Step 4: Simplify right side
    1,021,928.97x = 830,916,067,147.86
  5. Step 5: Solve for x
    x = 830,916,067,147.86/1,021,928.97
  6. Step 6: Final answer
    x = 813,085.93

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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.