Home / 1,781,144.70-2,667,780.45-1,466,216.70

Finding the Fourth Proportional to 1,781,144.70, 2,667,780.45 and 1,466,216.70

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Solution

The fourth proportional to 1,781,144.70, 2,667,780.45 and 1,466,216.70 is: 2,196,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,144.70 : 2,667,780.45 = 1,466,216.70 : x
  2. Step 2: Convert to fraction form
    1,781,144.70/2,667,780.45 = 1,466,216.70/x
  3. Step 3: Cross multiply
    1,781,144.70x = 2,667,780.45 × 1,466,216.70
  4. Step 4: Simplify right side
    1,781,144.70x = 3,911,544,247,723.52
  5. Step 5: Solve for x
    x = 3,911,544,247,723.52/1,781,144.70
  6. Step 6: Final answer
    x = 2,196,084.49

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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.