Home / 976,060.38-1,462,183.73-672,400.90

Finding the Fourth Proportional to 976,060.38, 1,462,183.73 and 672,400.90

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Solution

The fourth proportional to 976,060.38, 1,462,183.73 and 672,400.90 is: 1,007,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,060.38 : 1,462,183.73 = 672,400.90 : x
  2. Step 2: Convert to fraction form
    976,060.38/1,462,183.73 = 672,400.90/x
  3. Step 3: Cross multiply
    976,060.38x = 1,462,183.73 × 672,400.90
  4. Step 4: Simplify right side
    976,060.38x = 983,173,656,017.36
  5. Step 5: Solve for x
    x = 983,173,656,017.36/976,060.38
  6. Step 6: Final answer
    x = 1,007,287.74

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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.