Home / 2,796,432.39-4,193,966.96-774,623.79

Finding the Fourth Proportional to 2,796,432.39, 4,193,966.96 and 774,623.79

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Solution

The fourth proportional to 2,796,432.39, 4,193,966.96 and 774,623.79 is: 1,161,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,432.39 : 4,193,966.96 = 774,623.79 : x
  2. Step 2: Convert to fraction form
    2,796,432.39/4,193,966.96 = 774,623.79/x
  3. Step 3: Cross multiply
    2,796,432.39x = 4,193,966.96 × 774,623.79
  4. Step 4: Simplify right side
    2,796,432.39x = 3,248,746,581,689.98
  5. Step 5: Solve for x
    x = 3,248,746,581,689.98/2,796,432.39
  6. Step 6: Final answer
    x = 1,161,746.87

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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.