Home / 1,222,302.80-1,833,454.20-1,170,470.90

Finding the Fourth Proportional to 1,222,302.80, 1,833,454.20 and 1,170,470.90

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Solution

The fourth proportional to 1,222,302.80, 1,833,454.20 and 1,170,470.90 is: 1,755,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,302.80 : 1,833,454.20 = 1,170,470.90 : x
  2. Step 2: Convert to fraction form
    1,222,302.80/1,833,454.20 = 1,170,470.90/x
  3. Step 3: Cross multiply
    1,222,302.80x = 1,833,454.20 × 1,170,470.90
  4. Step 4: Simplify right side
    1,222,302.80x = 2,146,004,787,582.78
  5. Step 5: Solve for x
    x = 2,146,004,787,582.78/1,222,302.80
  6. Step 6: Final answer
    x = 1,755,706.35

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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.