Home / 2,986,069.60-4,479,104.40-1,637,711.20

Finding the Fourth Proportional to 2,986,069.60, 4,479,104.40 and 1,637,711.20

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Solution

The fourth proportional to 2,986,069.60, 4,479,104.40 and 1,637,711.20 is: 2,456,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,069.60 : 4,479,104.40 = 1,637,711.20 : x
  2. Step 2: Convert to fraction form
    2,986,069.60/4,479,104.40 = 1,637,711.20/x
  3. Step 3: Cross multiply
    2,986,069.60x = 4,479,104.40 × 1,637,711.20
  4. Step 4: Simplify right side
    2,986,069.60x = 7,335,479,441,849.28
  5. Step 5: Solve for x
    x = 7,335,479,441,849.28/2,986,069.60
  6. Step 6: Final answer
    x = 2,456,566.80

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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.