Home / 1,170,233.20-1,614,943.20-660,840.40

Finding the Fourth Proportional to 1,170,233.20, 1,614,943.20 and 660,840.40

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Solution

The fourth proportional to 1,170,233.20, 1,614,943.20 and 660,840.40 is: 911,971.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,233.20 : 1,614,943.20 = 660,840.40 : x
  2. Step 2: Convert to fraction form
    1,170,233.20/1,614,943.20 = 660,840.40/x
  3. Step 3: Cross multiply
    1,170,233.20x = 1,614,943.20 × 660,840.40
  4. Step 4: Simplify right side
    1,170,233.20x = 1,067,219,710,265.28
  5. Step 5: Solve for x
    x = 1,067,219,710,265.28/1,170,233.20
  6. Step 6: Final answer
    x = 911,971.83

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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.