Home / 2,750,966.40-4,126,449.60-2,121,110.40

Finding the Fourth Proportional to 2,750,966.40, 4,126,449.60 and 2,121,110.40

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Solution

The fourth proportional to 2,750,966.40, 4,126,449.60 and 2,121,110.40 is: 3,181,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,966.40 : 4,126,449.60 = 2,121,110.40 : x
  2. Step 2: Convert to fraction form
    2,750,966.40/4,126,449.60 = 2,121,110.40/x
  3. Step 3: Cross multiply
    2,750,966.40x = 4,126,449.60 × 2,121,110.40
  4. Step 4: Simplify right side
    2,750,966.40x = 8,752,655,161,635.84
  5. Step 5: Solve for x
    x = 8,752,655,161,635.84/2,750,966.40
  6. Step 6: Final answer
    x = 3,181,665.60

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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.