Home / 4,290,390.92-5,915,887.44-2,739,613.52

Finding the Fourth Proportional to 4,290,390.92, 5,915,887.44 and 2,739,613.52

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Solution

The fourth proportional to 4,290,390.92, 5,915,887.44 and 2,739,613.52 is: 3,777,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,390.92 : 5,915,887.44 = 2,739,613.52 : x
  2. Step 2: Convert to fraction form
    4,290,390.92/5,915,887.44 = 2,739,613.52/x
  3. Step 3: Cross multiply
    4,290,390.92x = 5,915,887.44 × 2,739,613.52
  4. Step 4: Simplify right side
    4,290,390.92x = 16,207,245,213,422.19
  5. Step 5: Solve for x
    x = 16,207,245,213,422.19/4,290,390.92
  6. Step 6: Final answer
    x = 3,777,568.41

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1.5x scale

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.