Home / 3,862,788.52-5,331,628.04-2,639,589.16

Finding the Fourth Proportional to 3,862,788.52, 5,331,628.04 and 2,639,589.16

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Solution

The fourth proportional to 3,862,788.52, 5,331,628.04 and 2,639,589.16 is: 3,643,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,788.52 : 5,331,628.04 = 2,639,589.16 : x
  2. Step 2: Convert to fraction form
    3,862,788.52/5,331,628.04 = 2,639,589.16/x
  3. Step 3: Cross multiply
    3,862,788.52x = 5,331,628.04 × 2,639,589.16
  4. Step 4: Simplify right side
    3,862,788.52x = 14,073,307,579,536.05
  5. Step 5: Solve for x
    x = 14,073,307,579,536.05/3,862,788.52
  6. Step 6: Final answer
    x = 3,643,302.63

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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.