Home / 1,147,631.01-1,720,708.38-548,578.91

Finding the Fourth Proportional to 1,147,631.01, 1,720,708.38 and 548,578.91

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Solution

The fourth proportional to 1,147,631.01, 1,720,708.38 and 548,578.91 is: 822,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,631.01 : 1,720,708.38 = 548,578.91 : x
  2. Step 2: Convert to fraction form
    1,147,631.01/1,720,708.38 = 548,578.91/x
  3. Step 3: Cross multiply
    1,147,631.01x = 1,720,708.38 × 548,578.91
  4. Step 4: Simplify right side
    1,147,631.01x = 943,944,318,924.72
  5. Step 5: Solve for x
    x = 943,944,318,924.72/1,147,631.01
  6. Step 6: Final answer
    x = 822,515.52

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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.