Home / 1,206,590.46-1,665,108.54-662,739

Finding the Fourth Proportional to 1,206,590.46, 1,665,108.54 and 662,739

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Solution

The fourth proportional to 1,206,590.46, 1,665,108.54 and 662,739 is: 914,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,590.46 : 1,665,108.54 = 662,739 : x
  2. Step 2: Convert to fraction form
    1,206,590.46/1,665,108.54 = 662,739/x
  3. Step 3: Cross multiply
    1,206,590.46x = 1,665,108.54 × 662,739
  4. Step 4: Simplify right side
    1,206,590.46x = 1,103,532,368,691.06
  5. Step 5: Solve for x
    x = 1,103,532,368,691.06/1,206,590.46
  6. Step 6: Final answer
    x = 914,587.35

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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.