Home / 5,091,774.90-7,639,256.43-1,682,456.96

Finding the Fourth Proportional to 5,091,774.90, 7,639,256.43 and 1,682,456.96

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Solution

The fourth proportional to 5,091,774.90, 7,639,256.43 and 1,682,456.96 is: 2,524,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,774.90 : 7,639,256.43 = 1,682,456.96 : x
  2. Step 2: Convert to fraction form
    5,091,774.90/7,639,256.43 = 1,682,456.96/x
  3. Step 3: Cross multiply
    5,091,774.90x = 7,639,256.43 × 1,682,456.96
  4. Step 4: Simplify right side
    5,091,774.90x = 12,852,720,149,878.25
  5. Step 5: Solve for x
    x = 12,852,720,149,878.25/5,091,774.90
  6. Step 6: Final answer
    x = 2,524,212.17

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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.