Home / 3,779,560.27-5,215,642.95-2,231,320.70

Finding the Fourth Proportional to 3,779,560.27, 5,215,642.95 and 2,231,320.70

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Solution

The fourth proportional to 3,779,560.27, 5,215,642.95 and 2,231,320.70 is: 3,079,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,560.27 : 5,215,642.95 = 2,231,320.70 : x
  2. Step 2: Convert to fraction form
    3,779,560.27/5,215,642.95 = 2,231,320.70/x
  3. Step 3: Cross multiply
    3,779,560.27x = 5,215,642.95 × 2,231,320.70
  4. Step 4: Simplify right side
    3,779,560.27x = 11,637,772,078,144.07
  5. Step 5: Solve for x
    x = 11,637,772,078,144.07/3,779,560.27
  6. Step 6: Final answer
    x = 3,079,133.88

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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.