Home / 1,778,329.40-2,659,620.90-1,494,894.20

Finding the Fourth Proportional to 1,778,329.40, 2,659,620.90 and 1,494,894.20

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Solution

The fourth proportional to 1,778,329.40, 2,659,620.90 and 1,494,894.20 is: 2,235,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,329.40 : 2,659,620.90 = 1,494,894.20 : x
  2. Step 2: Convert to fraction form
    1,778,329.40/2,659,620.90 = 1,494,894.20/x
  3. Step 3: Cross multiply
    1,778,329.40x = 2,659,620.90 × 1,494,894.20
  4. Step 4: Simplify right side
    1,778,329.40x = 3,975,851,857,608.78
  5. Step 5: Solve for x
    x = 3,975,851,857,608.78/1,778,329.40
  6. Step 6: Final answer
    x = 2,235,722.95

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1.5x scale

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.