Home / 1,801,958.40-2,486,707.20-997,171.20

Finding the Fourth Proportional to 1,801,958.40, 2,486,707.20 and 997,171.20

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Solution

The fourth proportional to 1,801,958.40, 2,486,707.20 and 997,171.20 is: 1,376,098.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,958.40 : 2,486,707.20 = 997,171.20 : x
  2. Step 2: Convert to fraction form
    1,801,958.40/2,486,707.20 = 997,171.20/x
  3. Step 3: Cross multiply
    1,801,958.40x = 2,486,707.20 × 997,171.20
  4. Step 4: Simplify right side
    1,801,958.40x = 2,479,672,802,672.64
  5. Step 5: Solve for x
    x = 2,479,672,802,672.64/1,801,958.40
  6. Step 6: Final answer
    x = 1,376,098.81

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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.