Home / 2,079,194.10-2,868,213.17-1,315,690.53

Finding the Fourth Proportional to 2,079,194.10, 2,868,213.17 and 1,315,690.53

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Solution

The fourth proportional to 2,079,194.10, 2,868,213.17 and 1,315,690.53 is: 1,814,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,194.10 : 2,868,213.17 = 1,315,690.53 : x
  2. Step 2: Convert to fraction form
    2,079,194.10/2,868,213.17 = 1,315,690.53/x
  3. Step 3: Cross multiply
    2,079,194.10x = 2,868,213.17 × 1,315,690.53
  4. Step 4: Simplify right side
    2,079,194.10x = 3,773,680,899,211.83
  5. Step 5: Solve for x
    x = 3,773,680,899,211.83/2,079,194.10
  6. Step 6: Final answer
    x = 1,814,972.88

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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.