Home / 1,169,654.66-1,614,033.34-660,407.30

Finding the Fourth Proportional to 1,169,654.66, 1,614,033.34 and 660,407.30

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Solution

The fourth proportional to 1,169,654.66, 1,614,033.34 and 660,407.30 is: 911,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,654.66 : 1,614,033.34 = 660,407.30 : x
  2. Step 2: Convert to fraction form
    1,169,654.66/1,614,033.34 = 660,407.30/x
  3. Step 3: Cross multiply
    1,169,654.66x = 1,614,033.34 × 660,407.30
  4. Step 4: Simplify right side
    1,169,654.66x = 1,065,919,390,458.20
  5. Step 5: Solve for x
    x = 1,065,919,390,458.20/1,169,654.66
  6. Step 6: Final answer
    x = 911,311.20

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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.