Home / 3,979,895.68-5,971,602.24-2,086,184.32

Finding the Fourth Proportional to 3,979,895.68, 5,971,602.24 and 2,086,184.32

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Solution

The fourth proportional to 3,979,895.68, 5,971,602.24 and 2,086,184.32 is: 3,130,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,895.68 : 5,971,602.24 = 2,086,184.32 : x
  2. Step 2: Convert to fraction form
    3,979,895.68/5,971,602.24 = 2,086,184.32/x
  3. Step 3: Cross multiply
    3,979,895.68x = 5,971,602.24 × 2,086,184.32
  4. Step 4: Simplify right side
    3,979,895.68x = 12,457,862,958,364.88
  5. Step 5: Solve for x
    x = 12,457,862,958,364.88/3,979,895.68
  6. Step 6: Final answer
    x = 3,130,198.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.