Home / 2,767,819.60-4,151,729.40-1,699,397.20

Finding the Fourth Proportional to 2,767,819.60, 4,151,729.40 and 1,699,397.20

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Solution

The fourth proportional to 2,767,819.60, 4,151,729.40 and 1,699,397.20 is: 2,549,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,819.60 : 4,151,729.40 = 1,699,397.20 : x
  2. Step 2: Convert to fraction form
    2,767,819.60/4,151,729.40 = 1,699,397.20/x
  3. Step 3: Cross multiply
    2,767,819.60x = 4,151,729.40 × 1,699,397.20
  4. Step 4: Simplify right side
    2,767,819.60x = 7,055,437,317,517.68
  5. Step 5: Solve for x
    x = 7,055,437,317,517.68/2,767,819.60
  6. Step 6: Final answer
    x = 2,549,095.80

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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.