Home / 1,169,654.78-1,614,033.51-660,407.42

Finding the Fourth Proportional to 1,169,654.78, 1,614,033.51 and 660,407.42

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Solution

The fourth proportional to 1,169,654.78, 1,614,033.51 and 660,407.42 is: 911,311.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,654.78 : 1,614,033.51 = 660,407.42 : x
  2. Step 2: Convert to fraction form
    1,169,654.78/1,614,033.51 = 660,407.42/x
  3. Step 3: Cross multiply
    1,169,654.78x = 1,614,033.51 × 660,407.42
  4. Step 4: Simplify right side
    1,169,654.78x = 1,065,919,706,132.64
  5. Step 5: Solve for x
    x = 1,065,919,706,132.64/1,169,654.78
  6. Step 6: Final answer
    x = 911,311.38

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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.