Home / 1,104,755.15-1,524,333.50-645,781.00

Finding the Fourth Proportional to 1,104,755.15, 1,524,333.50 and 645,781.00

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Solution

The fourth proportional to 1,104,755.15, 1,524,333.50 and 645,781.00 is: 891,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,755.15 : 1,524,333.50 = 645,781.00 : x
  2. Step 2: Convert to fraction form
    1,104,755.15/1,524,333.50 = 645,781.00/x
  3. Step 3: Cross multiply
    1,104,755.15x = 1,524,333.50 × 645,781.00
  4. Step 4: Simplify right side
    1,104,755.15x = 984,385,609,767.12
  5. Step 5: Solve for x
    x = 984,385,609,767.12/1,104,755.15
  6. Step 6: Final answer
    x = 891,044.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.