Home / 3,549,525.68-4,906,620.05-3,166,140.78

Finding the Fourth Proportional to 3,549,525.68, 4,906,620.05 and 3,166,140.78

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Solution

The fourth proportional to 3,549,525.68, 4,906,620.05 and 3,166,140.78 is: 4,376,655.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,525.68 : 4,906,620.05 = 3,166,140.78 : x
  2. Step 2: Convert to fraction form
    3,549,525.68/4,906,620.05 = 3,166,140.78/x
  3. Step 3: Cross multiply
    3,549,525.68x = 4,906,620.05 × 3,166,140.78
  4. Step 4: Simplify right side
    3,549,525.68x = 15,535,049,832,270.64
  5. Step 5: Solve for x
    x = 15,535,049,832,270.64/3,549,525.68
  6. Step 6: Final answer
    x = 4,376,655.15

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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.