Home / 2,952,449.79-4,074,380.96-1,663,289.84

Finding the Fourth Proportional to 2,952,449.79, 4,074,380.96 and 1,663,289.84

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Solution

The fourth proportional to 2,952,449.79, 4,074,380.96 and 1,663,289.84 is: 2,295,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,449.79 : 4,074,380.96 = 1,663,289.84 : x
  2. Step 2: Convert to fraction form
    2,952,449.79/4,074,380.96 = 1,663,289.84/x
  3. Step 3: Cross multiply
    2,952,449.79x = 4,074,380.96 × 1,663,289.84
  4. Step 4: Simplify right side
    2,952,449.79x = 6,776,876,426,369.09
  5. Step 5: Solve for x
    x = 6,776,876,426,369.09/2,952,449.79
  6. Step 6: Final answer
    x = 2,295,340.11

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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.