Home / 2,766,206.60-4,149,309.90-873,139.40

Finding the Fourth Proportional to 2,766,206.60, 4,149,309.90 and 873,139.40

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Solution

The fourth proportional to 2,766,206.60, 4,149,309.90 and 873,139.40 is: 1,309,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,206.60 : 4,149,309.90 = 873,139.40 : x
  2. Step 2: Convert to fraction form
    2,766,206.60/4,149,309.90 = 873,139.40/x
  3. Step 3: Cross multiply
    2,766,206.60x = 4,149,309.90 × 873,139.40
  4. Step 4: Simplify right side
    2,766,206.60x = 3,622,925,956,500.06
  5. Step 5: Solve for x
    x = 3,622,925,956,500.06/2,766,206.60
  6. Step 6: Final answer
    x = 1,309,709.10

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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.