Home / 2,118,228.60-3,177,342.90-1,944,046.20

Finding the Fourth Proportional to 2,118,228.60, 3,177,342.90 and 1,944,046.20

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Solution

The fourth proportional to 2,118,228.60, 3,177,342.90 and 1,944,046.20 is: 2,916,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,228.60 : 3,177,342.90 = 1,944,046.20 : x
  2. Step 2: Convert to fraction form
    2,118,228.60/3,177,342.90 = 1,944,046.20/x
  3. Step 3: Cross multiply
    2,118,228.60x = 3,177,342.90 × 1,944,046.20
  4. Step 4: Simplify right side
    2,118,228.60x = 6,176,901,390,841.98
  5. Step 5: Solve for x
    x = 6,176,901,390,841.98/2,118,228.60
  6. Step 6: Final answer
    x = 2,916,069.30

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Similar ratio
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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.