Home / 2,016,073.20-3,030,330.60-1,978,748.40

Finding the Fourth Proportional to 2,016,073.20, 3,030,330.60 and 1,978,748.40

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Solution

The fourth proportional to 2,016,073.20, 3,030,330.60 and 1,978,748.40 is: 2,974,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,073.20 : 3,030,330.60 = 1,978,748.40 : x
  2. Step 2: Convert to fraction form
    2,016,073.20/3,030,330.60 = 1,978,748.40/x
  3. Step 3: Cross multiply
    2,016,073.20x = 3,030,330.60 × 1,978,748.40
  4. Step 4: Simplify right side
    2,016,073.20x = 5,996,261,826,221.04
  5. Step 5: Solve for x
    x = 5,996,261,826,221.04/2,016,073.20
  6. Step 6: Final answer
    x = 2,974,228.23

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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.