Home / 2,724,323.10-4,087,359.45-1,207,419.90

Finding the Fourth Proportional to 2,724,323.10, 4,087,359.45 and 1,207,419.90

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Solution

The fourth proportional to 2,724,323.10, 4,087,359.45 and 1,207,419.90 is: 1,811,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724,323.10 : 4,087,359.45 = 1,207,419.90 : x
  2. Step 2: Convert to fraction form
    2,724,323.10/4,087,359.45 = 1,207,419.90/x
  3. Step 3: Cross multiply
    2,724,323.10x = 4,087,359.45 × 1,207,419.90
  4. Step 4: Simplify right side
    2,724,323.10x = 4,935,159,138,383.06
  5. Step 5: Solve for x
    x = 4,935,159,138,383.06/2,724,323.10
  6. Step 6: Final answer
    x = 1,811,517.56

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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.