Home / 1,432,346.56-2,146,584.48-545,398.72

Finding the Fourth Proportional to 1,432,346.56, 2,146,584.48 and 545,398.72

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Solution

The fourth proportional to 1,432,346.56, 2,146,584.48 and 545,398.72 is: 817,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,346.56 : 2,146,584.48 = 545,398.72 : x
  2. Step 2: Convert to fraction form
    1,432,346.56/2,146,584.48 = 545,398.72/x
  3. Step 3: Cross multiply
    1,432,346.56x = 2,146,584.48 × 545,398.72
  4. Step 4: Simplify right side
    1,432,346.56x = 1,170,744,427,763.87
  5. Step 5: Solve for x
    x = 1,170,744,427,763.87/1,432,346.56
  6. Step 6: Final answer
    x = 817,361.15

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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.