Home / 2,176,231.20-3,260,410.20-1,861,303.20

Finding the Fourth Proportional to 2,176,231.20, 3,260,410.20 and 1,861,303.20

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Solution

The fourth proportional to 2,176,231.20, 3,260,410.20 and 1,861,303.20 is: 2,788,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,231.20 : 3,260,410.20 = 1,861,303.20 : x
  2. Step 2: Convert to fraction form
    2,176,231.20/3,260,410.20 = 1,861,303.20/x
  3. Step 3: Cross multiply
    2,176,231.20x = 3,260,410.20 × 1,861,303.20
  4. Step 4: Simplify right side
    2,176,231.20x = 6,068,611,938,572.64
  5. Step 5: Solve for x
    x = 6,068,611,938,572.64/2,176,231.20
  6. Step 6: Final answer
    x = 2,788,587.88

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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.