Home / 1,516,465.17-2,275,406.48-663,426.27

Finding the Fourth Proportional to 1,516,465.17, 2,275,406.48 and 663,426.27

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Solution

The fourth proportional to 1,516,465.17, 2,275,406.48 and 663,426.27 is: 995,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,465.17 : 2,275,406.48 = 663,426.27 : x
  2. Step 2: Convert to fraction form
    1,516,465.17/2,275,406.48 = 663,426.27/x
  3. Step 3: Cross multiply
    1,516,465.17x = 2,275,406.48 × 663,426.27
  4. Step 4: Simplify right side
    1,516,465.17x = 1,509,564,435,418.80
  5. Step 5: Solve for x
    x = 1,509,564,435,418.80/1,516,465.17
  6. Step 6: Final answer
    x = 995,449.46

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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.