Home / 2,280,747.31-3,147,439.63-1,234,168.54

Finding the Fourth Proportional to 2,280,747.31, 3,147,439.63 and 1,234,168.54

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Solution

The fourth proportional to 2,280,747.31, 3,147,439.63 and 1,234,168.54 is: 1,703,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,747.31 : 3,147,439.63 = 1,234,168.54 : x
  2. Step 2: Convert to fraction form
    2,280,747.31/3,147,439.63 = 1,234,168.54/x
  3. Step 3: Cross multiply
    2,280,747.31x = 3,147,439.63 × 1,234,168.54
  4. Step 4: Simplify right side
    2,280,747.31x = 3,884,470,966,724.40
  5. Step 5: Solve for x
    x = 3,884,470,966,724.40/2,280,747.31
  6. Step 6: Final answer
    x = 1,703,157.10

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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.