Home / 1,028,659.64-1,543,063.37-354,731.24

Finding the Fourth Proportional to 1,028,659.64, 1,543,063.37 and 354,731.24

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Solution

The fourth proportional to 1,028,659.64, 1,543,063.37 and 354,731.24 is: 532,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,659.64 : 1,543,063.37 = 354,731.24 : x
  2. Step 2: Convert to fraction form
    1,028,659.64/1,543,063.37 = 354,731.24/x
  3. Step 3: Cross multiply
    1,028,659.64x = 1,543,063.37 × 354,731.24
  4. Step 4: Simplify right side
    1,028,659.64x = 547,372,784,722.68
  5. Step 5: Solve for x
    x = 547,372,784,722.68/1,028,659.64
  6. Step 6: Final answer
    x = 532,122.35

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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.