Home / 2,985,209.40-4,479,660.90-1,566,283.80

Finding the Fourth Proportional to 2,985,209.40, 4,479,660.90 and 1,566,283.80

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Solution

The fourth proportional to 2,985,209.40, 4,479,660.90 and 1,566,283.80 is: 2,350,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,209.40 : 4,479,660.90 = 1,566,283.80 : x
  2. Step 2: Convert to fraction form
    2,985,209.40/4,479,660.90 = 1,566,283.80/x
  3. Step 3: Cross multiply
    2,985,209.40x = 4,479,660.90 × 1,566,283.80
  4. Step 4: Simplify right side
    2,985,209.40x = 7,016,420,297,163.42
  5. Step 5: Solve for x
    x = 7,016,420,297,163.42/2,985,209.40
  6. Step 6: Final answer
    x = 2,350,394.68

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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.