Home / 2,874,867.75-3,967,247.95-1,585,680.45

Finding the Fourth Proportional to 2,874,867.75, 3,967,247.95 and 1,585,680.45

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Solution

The fourth proportional to 2,874,867.75, 3,967,247.95 and 1,585,680.45 is: 2,188,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,867.75 : 3,967,247.95 = 1,585,680.45 : x
  2. Step 2: Convert to fraction form
    2,874,867.75/3,967,247.95 = 1,585,680.45/x
  3. Step 3: Cross multiply
    2,874,867.75x = 3,967,247.95 × 1,585,680.45
  4. Step 4: Simplify right side
    2,874,867.75x = 6,290,787,514,617.58
  5. Step 5: Solve for x
    x = 6,290,787,514,617.58/2,874,867.75
  6. Step 6: Final answer
    x = 2,188,200.66

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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.