Home / 3,312,493.20-4,962,616.20-1,888,318.80

Finding the Fourth Proportional to 3,312,493.20, 4,962,616.20 and 1,888,318.80

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Solution

The fourth proportional to 3,312,493.20, 4,962,616.20 and 1,888,318.80 is: 2,828,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,493.20 : 4,962,616.20 = 1,888,318.80 : x
  2. Step 2: Convert to fraction form
    3,312,493.20/4,962,616.20 = 1,888,318.80/x
  3. Step 3: Cross multiply
    3,312,493.20x = 4,962,616.20 × 1,888,318.80
  4. Step 4: Simplify right side
    3,312,493.20x = 9,371,001,467,644.56
  5. Step 5: Solve for x
    x = 9,371,001,467,644.56/3,312,493.20
  6. Step 6: Final answer
    x = 2,828,987.38

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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.