Home / 1,248,088.35-1,872,132.53-1,024,139.55

Finding the Fourth Proportional to 1,248,088.35, 1,872,132.53 and 1,024,139.55

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Solution

The fourth proportional to 1,248,088.35, 1,872,132.53 and 1,024,139.55 is: 1,536,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,088.35 : 1,872,132.53 = 1,024,139.55 : x
  2. Step 2: Convert to fraction form
    1,248,088.35/1,872,132.53 = 1,024,139.55/x
  3. Step 3: Cross multiply
    1,248,088.35x = 1,872,132.53 × 1,024,139.55
  4. Step 4: Simplify right side
    1,248,088.35x = 1,917,324,961,693.86
  5. Step 5: Solve for x
    x = 1,917,324,961,693.86/1,248,088.35
  6. Step 6: Final answer
    x = 1,536,209.33

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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.