Home / 1,169,676.56-1,614,120.36-660,426.32

Finding the Fourth Proportional to 1,169,676.56, 1,614,120.36 and 660,426.32

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Solution

The fourth proportional to 1,169,676.56, 1,614,120.36 and 660,426.32 is: 911,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,676.56 : 1,614,120.36 = 660,426.32 : x
  2. Step 2: Convert to fraction form
    1,169,676.56/1,614,120.36 = 660,426.32/x
  3. Step 3: Cross multiply
    1,169,676.56x = 1,614,120.36 × 660,426.32
  4. Step 4: Simplify right side
    1,169,676.56x = 1,066,007,569,391.88
  5. Step 5: Solve for x
    x = 1,066,007,569,391.88/1,169,676.56
  6. Step 6: Final answer
    x = 911,369.52

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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.