Home / 2,680,671.60-4,021,720.20-1,163,703.60

Finding the Fourth Proportional to 2,680,671.60, 4,021,720.20 and 1,163,703.60

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Solution

The fourth proportional to 2,680,671.60, 4,021,720.20 and 1,163,703.60 is: 1,745,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,671.60 : 4,021,720.20 = 1,163,703.60 : x
  2. Step 2: Convert to fraction form
    2,680,671.60/4,021,720.20 = 1,163,703.60/x
  3. Step 3: Cross multiply
    2,680,671.60x = 4,021,720.20 × 1,163,703.60
  4. Step 4: Simplify right side
    2,680,671.60x = 4,680,090,274,932.72
  5. Step 5: Solve for x
    x = 4,680,090,274,932.72/2,680,671.60
  6. Step 6: Final answer
    x = 1,745,864.83

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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.