Home / 1,540,521.60-2,125,203.40-996,832.89

Finding the Fourth Proportional to 1,540,521.60, 2,125,203.40 and 996,832.89

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Solution

The fourth proportional to 1,540,521.60, 2,125,203.40 and 996,832.89 is: 1,375,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,521.60 : 2,125,203.40 = 996,832.89 : x
  2. Step 2: Convert to fraction form
    1,540,521.60/2,125,203.40 = 996,832.89/x
  3. Step 3: Cross multiply
    1,540,521.60x = 2,125,203.40 × 996,832.89
  4. Step 4: Simplify right side
    1,540,521.60x = 2,118,472,647,059.83
  5. Step 5: Solve for x
    x = 2,118,472,647,059.83/1,540,521.60
  6. Step 6: Final answer
    x = 1,375,165.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.