Home / 3,385,834.08-4,672,438.20-1,857,966.72

Finding the Fourth Proportional to 3,385,834.08, 4,672,438.20 and 1,857,966.72

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Solution

The fourth proportional to 3,385,834.08, 4,672,438.20 and 1,857,966.72 is: 2,563,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,834.08 : 4,672,438.20 = 1,857,966.72 : x
  2. Step 2: Convert to fraction form
    3,385,834.08/4,672,438.20 = 1,857,966.72/x
  3. Step 3: Cross multiply
    3,385,834.08x = 4,672,438.20 × 1,857,966.72
  4. Step 4: Simplify right side
    3,385,834.08x = 8,681,234,676,856.70
  5. Step 5: Solve for x
    x = 8,681,234,676,856.70/3,385,834.08
  6. Step 6: Final answer
    x = 2,563,987.03

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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.