Home / 2,526,123.81-3,790,126.74-1,515,970.38

Finding the Fourth Proportional to 2,526,123.81, 3,790,126.74 and 1,515,970.38

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Solution

The fourth proportional to 2,526,123.81, 3,790,126.74 and 1,515,970.38 is: 2,274,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526,123.81 : 3,790,126.74 = 1,515,970.38 : x
  2. Step 2: Convert to fraction form
    2,526,123.81/3,790,126.74 = 1,515,970.38/x
  3. Step 3: Cross multiply
    2,526,123.81x = 3,790,126.74 × 1,515,970.38
  4. Step 4: Simplify right side
    2,526,123.81x = 5,745,719,874,285.96
  5. Step 5: Solve for x
    x = 5,745,719,874,285.96/2,526,123.81
  6. Step 6: Final answer
    x = 2,274,520.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.