Home / 3,861,597.68-5,329,041.48-2,142,878.16

Finding the Fourth Proportional to 3,861,597.68, 5,329,041.48 and 2,142,878.16

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Solution

The fourth proportional to 3,861,597.68, 5,329,041.48 and 2,142,878.16 is: 2,957,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,597.68 : 5,329,041.48 = 2,142,878.16 : x
  2. Step 2: Convert to fraction form
    3,861,597.68/5,329,041.48 = 2,142,878.16/x
  3. Step 3: Cross multiply
    3,861,597.68x = 5,329,041.48 × 2,142,878.16
  4. Step 4: Simplify right side
    3,861,597.68x = 11,419,486,601,226.08
  5. Step 5: Solve for x
    x = 11,419,486,601,226.08/3,861,597.68
  6. Step 6: Final answer
    x = 2,957,192.22

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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.