Home / 1,079,686.08-1,620,511.68-574,670.88

Finding the Fourth Proportional to 1,079,686.08, 1,620,511.68 and 574,670.88

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Solution

The fourth proportional to 1,079,686.08, 1,620,511.68 and 574,670.88 is: 862,529.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,686.08 : 1,620,511.68 = 574,670.88 : x
  2. Step 2: Convert to fraction form
    1,079,686.08/1,620,511.68 = 574,670.88/x
  3. Step 3: Cross multiply
    1,079,686.08x = 1,620,511.68 × 574,670.88
  4. Step 4: Simplify right side
    1,079,686.08x = 931,260,873,195.88
  5. Step 5: Solve for x
    x = 931,260,873,195.88/1,079,686.08
  6. Step 6: Final answer
    x = 862,529.29

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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.