Home / 1,000,375.64-1,498,160.90-572,615

Finding the Fourth Proportional to 1,000,375.64, 1,498,160.90 and 572,615

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Solution

The fourth proportional to 1,000,375.64, 1,498,160.90 and 572,615 is: 857,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,375.64 : 1,498,160.90 = 572,615 : x
  2. Step 2: Convert to fraction form
    1,000,375.64/1,498,160.90 = 572,615/x
  3. Step 3: Cross multiply
    1,000,375.64x = 1,498,160.90 × 572,615
  4. Step 4: Simplify right side
    1,000,375.64x = 857,869,403,753.50
  5. Step 5: Solve for x
    x = 857,869,403,753.50/1,000,375.64
  6. Step 6: Final answer
    x = 857,547.27

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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.