Home / 5,281,147.80-7,908,078.64-3,644,874.04

Finding the Fourth Proportional to 5,281,147.80, 7,908,078.64 and 3,644,874.04

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Solution

The fourth proportional to 5,281,147.80, 7,908,078.64 and 3,644,874.04 is: 5,457,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,147.80 : 7,908,078.64 = 3,644,874.04 : x
  2. Step 2: Convert to fraction form
    5,281,147.80/7,908,078.64 = 3,644,874.04/x
  3. Step 3: Cross multiply
    5,281,147.80x = 7,908,078.64 × 3,644,874.04
  4. Step 4: Simplify right side
    5,281,147.80x = 28,823,950,541,214.50
  5. Step 5: Solve for x
    x = 28,823,950,541,214.50/5,281,147.80
  6. Step 6: Final answer
    x = 5,457,895.07

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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.