Home / 1,228,451.38-1,695,264.53-684,575.24

Finding the Fourth Proportional to 1,228,451.38, 1,695,264.53 and 684,575.24

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Solution

The fourth proportional to 1,228,451.38, 1,695,264.53 and 684,575.24 is: 944,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,451.38 : 1,695,264.53 = 684,575.24 : x
  2. Step 2: Convert to fraction form
    1,228,451.38/1,695,264.53 = 684,575.24/x
  3. Step 3: Cross multiply
    1,228,451.38x = 1,695,264.53 × 684,575.24
  4. Step 4: Simplify right side
    1,228,451.38x = 1,160,536,110,589.04
  5. Step 5: Solve for x
    x = 1,160,536,110,589.04/1,228,451.38
  6. Step 6: Final answer
    x = 944,714.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.