Home / 1,104,812.60-1,657,218.90-394,863.80

Finding the Fourth Proportional to 1,104,812.60, 1,657,218.90 and 394,863.80

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Solution

The fourth proportional to 1,104,812.60, 1,657,218.90 and 394,863.80 is: 592,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,812.60 : 1,657,218.90 = 394,863.80 : x
  2. Step 2: Convert to fraction form
    1,104,812.60/1,657,218.90 = 394,863.80/x
  3. Step 3: Cross multiply
    1,104,812.60x = 1,657,218.90 × 394,863.80
  4. Step 4: Simplify right side
    1,104,812.60x = 654,375,752,285.82
  5. Step 5: Solve for x
    x = 654,375,752,285.82/1,104,812.60
  6. Step 6: Final answer
    x = 592,295.70

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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.