Home / 2,652,491.10-3,979,512.90-855,338.16

Finding the Fourth Proportional to 2,652,491.10, 3,979,512.90 and 855,338.16

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Solution

The fourth proportional to 2,652,491.10, 3,979,512.90 and 855,338.16 is: 1,283,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,491.10 : 3,979,512.90 = 855,338.16 : x
  2. Step 2: Convert to fraction form
    2,652,491.10/3,979,512.90 = 855,338.16/x
  3. Step 3: Cross multiply
    2,652,491.10x = 3,979,512.90 × 855,338.16
  4. Step 4: Simplify right side
    2,652,491.10x = 3,403,829,241,582.26
  5. Step 5: Solve for x
    x = 3,403,829,241,582.26/2,652,491.10
  6. Step 6: Final answer
    x = 1,283,257.55

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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.