Home / 3,107,456.66-4,288,505.77-1,883,813.76

Finding the Fourth Proportional to 3,107,456.66, 4,288,505.77 and 1,883,813.76

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Solution

The fourth proportional to 3,107,456.66, 4,288,505.77 and 1,883,813.76 is: 2,599,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,456.66 : 4,288,505.77 = 1,883,813.76 : x
  2. Step 2: Convert to fraction form
    3,107,456.66/4,288,505.77 = 1,883,813.76/x
  3. Step 3: Cross multiply
    3,107,456.66x = 4,288,505.77 × 1,883,813.76
  4. Step 4: Simplify right side
    3,107,456.66x = 8,078,746,171,123.71
  5. Step 5: Solve for x
    x = 8,078,746,171,123.71/3,107,456.66
  6. Step 6: Final answer
    x = 2,599,793.67

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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.