Home / 1,998,162.84-2,997,613.88-632,280.43

Finding the Fourth Proportional to 1,998,162.84, 2,997,613.88 and 632,280.43

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Solution

The fourth proportional to 1,998,162.84, 2,997,613.88 and 632,280.43 is: 948,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,162.84 : 2,997,613.88 = 632,280.43 : x
  2. Step 2: Convert to fraction form
    1,998,162.84/2,997,613.88 = 632,280.43/x
  3. Step 3: Cross multiply
    1,998,162.84x = 2,997,613.88 × 632,280.43
  4. Step 4: Simplify right side
    1,998,162.84x = 1,895,332,595,977.04
  5. Step 5: Solve for x
    x = 1,895,332,595,977.04/1,998,162.84
  6. Step 6: Final answer
    x = 948,537.60

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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.