Home / 1,425,752.26-1,967,537.73-781,196.92

Finding the Fourth Proportional to 1,425,752.26, 1,967,537.73 and 781,196.92

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Solution

The fourth proportional to 1,425,752.26, 1,967,537.73 and 781,196.92 is: 1,078,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,752.26 : 1,967,537.73 = 781,196.92 : x
  2. Step 2: Convert to fraction form
    1,425,752.26/1,967,537.73 = 781,196.92/x
  3. Step 3: Cross multiply
    1,425,752.26x = 1,967,537.73 × 781,196.92
  4. Step 4: Simplify right side
    1,425,752.26x = 1,537,034,414,659.79
  5. Step 5: Solve for x
    x = 1,537,034,414,659.79/1,425,752.26
  6. Step 6: Final answer
    x = 1,078,051.54

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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.