Home / 1,547,591.92-2,132,163.76-1,197,528.64

Finding the Fourth Proportional to 1,547,591.92, 2,132,163.76 and 1,197,528.64

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Solution

The fourth proportional to 1,547,591.92, 2,132,163.76 and 1,197,528.64 is: 1,649,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,591.92 : 2,132,163.76 = 1,197,528.64 : x
  2. Step 2: Convert to fraction form
    1,547,591.92/2,132,163.76 = 1,197,528.64/x
  3. Step 3: Cross multiply
    1,547,591.92x = 2,132,163.76 × 1,197,528.64
  4. Step 4: Simplify right side
    1,547,591.92x = 2,553,327,167,770.09
  5. Step 5: Solve for x
    x = 2,553,327,167,770.09/1,547,591.92
  6. Step 6: Final answer
    x = 1,649,871.09

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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.