Home / 2,767,882.60-4,154,934.30-2,139,581.80

Finding the Fourth Proportional to 2,767,882.60, 4,154,934.30 and 2,139,581.80

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Solution

The fourth proportional to 2,767,882.60, 4,154,934.30 and 2,139,581.80 is: 3,211,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,882.60 : 4,154,934.30 = 2,139,581.80 : x
  2. Step 2: Convert to fraction form
    2,767,882.60/4,154,934.30 = 2,139,581.80/x
  3. Step 3: Cross multiply
    2,767,882.60x = 4,154,934.30 × 2,139,581.80
  4. Step 4: Simplify right side
    2,767,882.60x = 8,889,821,808,475.74
  5. Step 5: Solve for x
    x = 8,889,821,808,475.74/2,767,882.60
  6. Step 6: Final answer
    x = 3,211,777.05

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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.