Home / 1,185,714.18-1,780,342.74-1,167,999.48

Finding the Fourth Proportional to 1,185,714.18, 1,780,342.74 and 1,167,999.48

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Solution

The fourth proportional to 1,185,714.18, 1,780,342.74 and 1,167,999.48 is: 1,753,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,714.18 : 1,780,342.74 = 1,167,999.48 : x
  2. Step 2: Convert to fraction form
    1,185,714.18/1,780,342.74 = 1,167,999.48/x
  3. Step 3: Cross multiply
    1,185,714.18x = 1,780,342.74 × 1,167,999.48
  4. Step 4: Simplify right side
    1,185,714.18x = 2,079,439,394,541.78
  5. Step 5: Solve for x
    x = 2,079,439,394,541.78/1,185,714.18
  6. Step 6: Final answer
    x = 1,753,744.22

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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.