Home / 1,028,575.36-1,542,964.52-354,567.92

Finding the Fourth Proportional to 1,028,575.36, 1,542,964.52 and 354,567.92

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Solution

The fourth proportional to 1,028,575.36, 1,542,964.52 and 354,567.92 is: 531,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,575.36 : 1,542,964.52 = 354,567.92 : x
  2. Step 2: Convert to fraction form
    1,028,575.36/1,542,964.52 = 354,567.92/x
  3. Step 3: Cross multiply
    1,028,575.36x = 1,542,964.52 × 354,567.92
  4. Step 4: Simplify right side
    1,028,575.36x = 547,085,720,490.20
  5. Step 5: Solve for x
    x = 547,085,720,490.20/1,028,575.36
  6. Step 6: Final answer
    x = 531,886.86

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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.