Home / 1,103,727.40-1,655,591.10-571,411.60

Finding the Fourth Proportional to 1,103,727.40, 1,655,591.10 and 571,411.60

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Solution

The fourth proportional to 1,103,727.40, 1,655,591.10 and 571,411.60 is: 857,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,727.40 : 1,655,591.10 = 571,411.60 : x
  2. Step 2: Convert to fraction form
    1,103,727.40/1,655,591.10 = 571,411.60/x
  3. Step 3: Cross multiply
    1,103,727.40x = 1,655,591.10 × 571,411.60
  4. Step 4: Simplify right side
    1,103,727.40x = 946,023,959,396.76
  5. Step 5: Solve for x
    x = 946,023,959,396.76/1,103,727.40
  6. Step 6: Final answer
    x = 857,117.40

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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.