Home / 1,356,909.10-2,045,116.92-1,169,629.82

Finding the Fourth Proportional to 1,356,909.10, 2,045,116.92 and 1,169,629.82

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Solution

The fourth proportional to 1,356,909.10, 2,045,116.92 and 1,169,629.82 is: 1,762,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,909.10 : 2,045,116.92 = 1,169,629.82 : x
  2. Step 2: Convert to fraction form
    1,356,909.10/2,045,116.92 = 1,169,629.82/x
  3. Step 3: Cross multiply
    1,356,909.10x = 2,045,116.92 × 1,169,629.82
  4. Step 4: Simplify right side
    1,356,909.10x = 2,392,029,735,018.55
  5. Step 5: Solve for x
    x = 2,392,029,735,018.55/1,356,909.10
  6. Step 6: Final answer
    x = 1,762,851.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.