Home / 1,220,791.15-1,829,717.86-451,675.64

Finding the Fourth Proportional to 1,220,791.15, 1,829,717.86 and 451,675.64

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Solution

The fourth proportional to 1,220,791.15, 1,829,717.86 and 451,675.64 is: 676,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,791.15 : 1,829,717.86 = 451,675.64 : x
  2. Step 2: Convert to fraction form
    1,220,791.15/1,829,717.86 = 451,675.64/x
  3. Step 3: Cross multiply
    1,220,791.15x = 1,829,717.86 × 451,675.64
  4. Step 4: Simplify right side
    1,220,791.15x = 826,438,989,726.93
  5. Step 5: Solve for x
    x = 826,438,989,726.93/1,220,791.15
  6. Step 6: Final answer
    x = 676,970.01

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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.