Home / 2,910,294.28-4,016,297.16-1,670,131.50

Finding the Fourth Proportional to 2,910,294.28, 4,016,297.16 and 1,670,131.50

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Solution

The fourth proportional to 2,910,294.28, 4,016,297.16 and 1,670,131.50 is: 2,304,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,294.28 : 4,016,297.16 = 1,670,131.50 : x
  2. Step 2: Convert to fraction form
    2,910,294.28/4,016,297.16 = 1,670,131.50/x
  3. Step 3: Cross multiply
    2,910,294.28x = 4,016,297.16 × 1,670,131.50
  4. Step 4: Simplify right side
    2,910,294.28x = 6,707,744,385,215.43
  5. Step 5: Solve for x
    x = 6,707,744,385,215.43/2,910,294.28
  6. Step 6: Final answer
    x = 2,304,833.72

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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.