Home / 2,812,472.78-3,881,194.29-1,589,174.33

Finding the Fourth Proportional to 2,812,472.78, 3,881,194.29 and 1,589,174.33

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Solution

The fourth proportional to 2,812,472.78, 3,881,194.29 and 1,589,174.33 is: 2,193,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,472.78 : 3,881,194.29 = 1,589,174.33 : x
  2. Step 2: Convert to fraction form
    2,812,472.78/3,881,194.29 = 1,589,174.33/x
  3. Step 3: Cross multiply
    2,812,472.78x = 3,881,194.29 × 1,589,174.33
  4. Step 4: Simplify right side
    2,812,472.78x = 6,167,894,316,004.61
  5. Step 5: Solve for x
    x = 6,167,894,316,004.61/2,812,472.78
  6. Step 6: Final answer
    x = 2,193,050.32

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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.