Home / 2,776,193.20-4,170,510.60-2,662,836.40

Finding the Fourth Proportional to 2,776,193.20, 4,170,510.60 and 2,662,836.40

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Solution

The fourth proportional to 2,776,193.20, 4,170,510.60 and 2,662,836.40 is: 4,000,221.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,193.20 : 4,170,510.60 = 2,662,836.40 : x
  2. Step 2: Convert to fraction form
    2,776,193.20/4,170,510.60 = 2,662,836.40/x
  3. Step 3: Cross multiply
    2,776,193.20x = 4,170,510.60 × 2,662,836.40
  4. Step 4: Simplify right side
    2,776,193.20x = 11,105,387,432,265.84
  5. Step 5: Solve for x
    x = 11,105,387,432,265.84/2,776,193.20
  6. Step 6: Final answer
    x = 4,000,221.39

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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.