Home / 3,157,805.59-4,734,671.85-1,238,910.74

Finding the Fourth Proportional to 3,157,805.59, 4,734,671.85 and 1,238,910.74

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Solution

The fourth proportional to 3,157,805.59, 4,734,671.85 and 1,238,910.74 is: 1,857,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,805.59 : 4,734,671.85 = 1,238,910.74 : x
  2. Step 2: Convert to fraction form
    3,157,805.59/4,734,671.85 = 1,238,910.74/x
  3. Step 3: Cross multiply
    3,157,805.59x = 4,734,671.85 × 1,238,910.74
  4. Step 4: Simplify right side
    3,157,805.59x = 5,865,835,805,340.67
  5. Step 5: Solve for x
    x = 5,865,835,805,340.67/3,157,805.59
  6. Step 6: Final answer
    x = 1,857,567.11

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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.