Home / 2,914,688.61-4,021,210.17-1,690,318.53

Finding the Fourth Proportional to 2,914,688.61, 4,021,210.17 and 1,690,318.53

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Solution

The fourth proportional to 2,914,688.61, 4,021,210.17 and 1,690,318.53 is: 2,332,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,688.61 : 4,021,210.17 = 1,690,318.53 : x
  2. Step 2: Convert to fraction form
    2,914,688.61/4,021,210.17 = 1,690,318.53/x
  3. Step 3: Cross multiply
    2,914,688.61x = 4,021,210.17 × 1,690,318.53
  4. Step 4: Simplify right side
    2,914,688.61x = 6,797,126,063,375.45
  5. Step 5: Solve for x
    x = 6,797,126,063,375.45/2,914,688.61
  6. Step 6: Final answer
    x = 2,332,024.78

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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.