Home / 1,156,781.60-1,732,868.40-1,018,234.40

Finding the Fourth Proportional to 1,156,781.60, 1,732,868.40 and 1,018,234.40

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Solution

The fourth proportional to 1,156,781.60, 1,732,868.40 and 1,018,234.40 is: 1,525,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,781.60 : 1,732,868.40 = 1,018,234.40 : x
  2. Step 2: Convert to fraction form
    1,156,781.60/1,732,868.40 = 1,018,234.40/x
  3. Step 3: Cross multiply
    1,156,781.60x = 1,732,868.40 × 1,018,234.40
  4. Step 4: Simplify right side
    1,156,781.60x = 1,764,466,215,552.96
  5. Step 5: Solve for x
    x = 1,764,466,215,552.96/1,156,781.60
  6. Step 6: Final answer
    x = 1,525,323.55

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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.