Home / 874,498.15-1,206,844.92-487,314.10

Finding the Fourth Proportional to 874,498.15, 1,206,844.92 and 487,314.10

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Solution

The fourth proportional to 874,498.15, 1,206,844.92 and 487,314.10 is: 672,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,498.15 : 1,206,844.92 = 487,314.10 : x
  2. Step 2: Convert to fraction form
    874,498.15/1,206,844.92 = 487,314.10/x
  3. Step 3: Cross multiply
    874,498.15x = 1,206,844.92 × 487,314.10
  4. Step 4: Simplify right side
    874,498.15x = 588,112,544,143.68
  5. Step 5: Solve for x
    x = 588,112,544,143.68/874,498.15
  6. Step 6: Final answer
    x = 672,514.34

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