Home / 2,014,920.80-3,022,381.20-667,291.40

Finding the Fourth Proportional to 2,014,920.80, 3,022,381.20 and 667,291.40

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Solution

The fourth proportional to 2,014,920.80, 3,022,381.20 and 667,291.40 is: 1,000,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,920.80 : 3,022,381.20 = 667,291.40 : x
  2. Step 2: Convert to fraction form
    2,014,920.80/3,022,381.20 = 667,291.40/x
  3. Step 3: Cross multiply
    2,014,920.80x = 3,022,381.20 × 667,291.40
  4. Step 4: Simplify right side
    2,014,920.80x = 2,016,808,982,281.68
  5. Step 5: Solve for x
    x = 2,016,808,982,281.68/2,014,920.80
  6. Step 6: Final answer
    x = 1,000,937.10

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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.