Home / 3,182,147.59-4,391,826.48-1,786,865.79

Finding the Fourth Proportional to 3,182,147.59, 4,391,826.48 and 1,786,865.79

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Solution

The fourth proportional to 3,182,147.59, 4,391,826.48 and 1,786,865.79 is: 2,466,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,147.59 : 4,391,826.48 = 1,786,865.79 : x
  2. Step 2: Convert to fraction form
    3,182,147.59/4,391,826.48 = 1,786,865.79/x
  3. Step 3: Cross multiply
    3,182,147.59x = 4,391,826.48 × 1,786,865.79
  4. Step 4: Simplify right side
    3,182,147.59x = 7,847,604,484,493.45
  5. Step 5: Solve for x
    x = 7,847,604,484,493.45/3,182,147.59
  6. Step 6: Final answer
    x = 2,466,134.67

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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.