Home / 1,772,980.12-2,659,470.06-443,284.12

Finding the Fourth Proportional to 1,772,980.12, 2,659,470.06 and 443,284.12

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Solution

The fourth proportional to 1,772,980.12, 2,659,470.06 and 443,284.12 is: 664,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,980.12 : 2,659,470.06 = 443,284.12 : x
  2. Step 2: Convert to fraction form
    1,772,980.12/2,659,470.06 = 443,284.12/x
  3. Step 3: Cross multiply
    1,772,980.12x = 2,659,470.06 × 443,284.12
  4. Step 4: Simplify right side
    1,772,980.12x = 1,178,900,845,213.45
  5. Step 5: Solve for x
    x = 1,178,900,845,213.45/1,772,980.12
  6. Step 6: Final answer
    x = 664,926.15

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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.