Home / 3,281,483.66-4,528,447.62-1,811,392.60

Finding the Fourth Proportional to 3,281,483.66, 4,528,447.62 and 1,811,392.60

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Solution

The fourth proportional to 3,281,483.66, 4,528,447.62 and 1,811,392.60 is: 2,499,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,483.66 : 4,528,447.62 = 1,811,392.60 : x
  2. Step 2: Convert to fraction form
    3,281,483.66/4,528,447.62 = 1,811,392.60/x
  3. Step 3: Cross multiply
    3,281,483.66x = 4,528,447.62 × 1,811,392.60
  4. Step 4: Simplify right side
    3,281,483.66x = 8,202,796,508,355.61
  5. Step 5: Solve for x
    x = 8,202,796,508,355.61/3,281,483.66
  6. Step 6: Final answer
    x = 2,499,721.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.