Home / 2,989,449.24-4,125,527.10-1,631,409.72

Finding the Fourth Proportional to 2,989,449.24, 4,125,527.10 and 1,631,409.72

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Solution

The fourth proportional to 2,989,449.24, 4,125,527.10 and 1,631,409.72 is: 2,251,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,449.24 : 4,125,527.10 = 1,631,409.72 : x
  2. Step 2: Convert to fraction form
    2,989,449.24/4,125,527.10 = 1,631,409.72/x
  3. Step 3: Cross multiply
    2,989,449.24x = 4,125,527.10 × 1,631,409.72
  4. Step 4: Simplify right side
    2,989,449.24x = 6,730,425,011,063.41
  5. Step 5: Solve for x
    x = 6,730,425,011,063.41/2,989,449.24
  6. Step 6: Final answer
    x = 2,251,392.97

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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.