Home / 5,146,761.84-7,720,208.46-1,360,212

Finding the Fourth Proportional to 5,146,761.84, 7,720,208.46 and 1,360,212

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Solution

The fourth proportional to 5,146,761.84, 7,720,208.46 and 1,360,212 is: 2,040,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,761.84 : 7,720,208.46 = 1,360,212 : x
  2. Step 2: Convert to fraction form
    5,146,761.84/7,720,208.46 = 1,360,212/x
  3. Step 3: Cross multiply
    5,146,761.84x = 7,720,208.46 × 1,360,212
  4. Step 4: Simplify right side
    5,146,761.84x = 10,501,120,189,793.52
  5. Step 5: Solve for x
    x = 10,501,120,189,793.52/5,146,761.84
  6. Step 6: Final answer
    x = 2,040,335.36

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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.