Home / 3,203,182.65-4,420,392-1,752,878.57

Finding the Fourth Proportional to 3,203,182.65, 4,420,392 and 1,752,878.57

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Solution

The fourth proportional to 3,203,182.65, 4,420,392 and 1,752,878.57 is: 2,418,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203,182.65 : 4,420,392 = 1,752,878.57 : x
  2. Step 2: Convert to fraction form
    3,203,182.65/4,420,392 = 1,752,878.57/x
  3. Step 3: Cross multiply
    3,203,182.65x = 4,420,392 × 1,752,878.57
  4. Step 4: Simplify right side
    3,203,182.65x = 7,748,410,385,697.48
  5. Step 5: Solve for x
    x = 7,748,410,385,697.48/3,203,182.65
  6. Step 6: Final answer
    x = 2,418,972.39

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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.