Home / 2,176,657.86-3,264,976.53-557,423.56

Finding the Fourth Proportional to 2,176,657.86, 3,264,976.53 and 557,423.56

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Solution

The fourth proportional to 2,176,657.86, 3,264,976.53 and 557,423.56 is: 836,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,657.86 : 3,264,976.53 = 557,423.56 : x
  2. Step 2: Convert to fraction form
    2,176,657.86/3,264,976.53 = 557,423.56/x
  3. Step 3: Cross multiply
    2,176,657.86x = 3,264,976.53 × 557,423.56
  4. Step 4: Simplify right side
    2,176,657.86x = 1,819,974,840,669.05
  5. Step 5: Solve for x
    x = 1,819,974,840,669.05/2,176,657.86
  6. Step 6: Final answer
    x = 836,132.71

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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.