Home / 3,129,392.76-4,694,089.20-1,708,673.80

Finding the Fourth Proportional to 3,129,392.76, 4,694,089.20 and 1,708,673.80

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Solution

The fourth proportional to 3,129,392.76, 4,694,089.20 and 1,708,673.80 is: 2,563,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,392.76 : 4,694,089.20 = 1,708,673.80 : x
  2. Step 2: Convert to fraction form
    3,129,392.76/4,694,089.20 = 1,708,673.80/x
  3. Step 3: Cross multiply
    3,129,392.76x = 4,694,089.20 × 1,708,673.80
  4. Step 4: Simplify right side
    3,129,392.76x = 8,020,667,230,902.96
  5. Step 5: Solve for x
    x = 8,020,667,230,902.96/3,129,392.76
  6. Step 6: Final answer
    x = 2,563,010.73

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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.