Home / 5,115,566.88-7,673,167.92-1,277,410.72

Finding the Fourth Proportional to 5,115,566.88, 7,673,167.92 and 1,277,410.72

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Solution

The fourth proportional to 5,115,566.88, 7,673,167.92 and 1,277,410.72 is: 1,916,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,566.88 : 7,673,167.92 = 1,277,410.72 : x
  2. Step 2: Convert to fraction form
    5,115,566.88/7,673,167.92 = 1,277,410.72/x
  3. Step 3: Cross multiply
    5,115,566.88x = 7,673,167.92 × 1,277,410.72
  4. Step 4: Simplify right side
    5,115,566.88x = 9,801,786,957,368.10
  5. Step 5: Solve for x
    x = 9,801,786,957,368.10/5,115,566.88
  6. Step 6: Final answer
    x = 1,916,070.53

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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.