Home / 4,681,689.22-6,458,144.34-3,811,460.05

Finding the Fourth Proportional to 4,681,689.22, 6,458,144.34 and 3,811,460.05

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Solution

The fourth proportional to 4,681,689.22, 6,458,144.34 and 3,811,460.05 is: 5,257,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,689.22 : 6,458,144.34 = 3,811,460.05 : x
  2. Step 2: Convert to fraction form
    4,681,689.22/6,458,144.34 = 3,811,460.05/x
  3. Step 3: Cross multiply
    4,681,689.22x = 6,458,144.34 × 3,811,460.05
  4. Step 4: Simplify right side
    4,681,689.22x = 24,614,959,149,043.61
  5. Step 5: Solve for x
    x = 24,614,959,149,043.61/4,681,689.22
  6. Step 6: Final answer
    x = 5,257,708.91

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Double scale
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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.