Home / 1,168,441.20-1,752,661.80-1,144,821.60

Finding the Fourth Proportional to 1,168,441.20, 1,752,661.80 and 1,144,821.60

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Solution

The fourth proportional to 1,168,441.20, 1,752,661.80 and 1,144,821.60 is: 1,717,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,441.20 : 1,752,661.80 = 1,144,821.60 : x
  2. Step 2: Convert to fraction form
    1,168,441.20/1,752,661.80 = 1,144,821.60/x
  3. Step 3: Cross multiply
    1,168,441.20x = 1,752,661.80 × 1,144,821.60
  4. Step 4: Simplify right side
    1,168,441.20x = 2,006,485,086,134.88
  5. Step 5: Solve for x
    x = 2,006,485,086,134.88/1,168,441.20
  6. Step 6: Final answer
    x = 1,717,232.40

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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.