Home / 2,438,079.03-3,657,359.16-840,431.79

Finding the Fourth Proportional to 2,438,079.03, 3,657,359.16 and 840,431.79

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Solution

The fourth proportional to 2,438,079.03, 3,657,359.16 and 840,431.79 is: 1,260,730.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,079.03 : 3,657,359.16 = 840,431.79 : x
  2. Step 2: Convert to fraction form
    2,438,079.03/3,657,359.16 = 840,431.79/x
  3. Step 3: Cross multiply
    2,438,079.03x = 3,657,359.16 × 840,431.79
  4. Step 4: Simplify right side
    2,438,079.03x = 3,073,760,905,511.70
  5. Step 5: Solve for x
    x = 3,073,760,905,511.70/2,438,079.03
  6. Step 6: Final answer
    x = 1,260,730.63

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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.