Home / 5,170,636.32-7,752,356.88-2,290,439.52

Finding the Fourth Proportional to 5,170,636.32, 7,752,356.88 and 2,290,439.52

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Solution

The fourth proportional to 5,170,636.32, 7,752,356.88 and 2,290,439.52 is: 3,434,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170,636.32 : 7,752,356.88 = 2,290,439.52 : x
  2. Step 2: Convert to fraction form
    5,170,636.32/7,752,356.88 = 2,290,439.52/x
  3. Step 3: Cross multiply
    5,170,636.32x = 7,752,356.88 × 2,290,439.52
  4. Step 4: Simplify right side
    5,170,636.32x = 17,756,304,571,095.90
  5. Step 5: Solve for x
    x = 17,756,304,571,095.90/5,170,636.32
  6. Step 6: Final answer
    x = 3,434,065.65

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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.