Home / 4,681,212-6,458,243.76-2,720,764.32

Finding the Fourth Proportional to 4,681,212, 6,458,243.76 and 2,720,764.32

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Solution

The fourth proportional to 4,681,212, 6,458,243.76 and 2,720,764.32 is: 3,753,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,212 : 6,458,243.76 = 2,720,764.32 : x
  2. Step 2: Convert to fraction form
    4,681,212/6,458,243.76 = 2,720,764.32/x
  3. Step 3: Cross multiply
    4,681,212x = 6,458,243.76 × 2,720,764.32
  4. Step 4: Simplify right side
    4,681,212x = 17,571,359,192,070.64
  5. Step 5: Solve for x
    x = 17,571,359,192,070.64/4,681,212
  6. Step 6: Final answer
    x = 3,753,591.85

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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.