Home / 5,220,967.34-7,204,826.36-2,897,723.57

Finding the Fourth Proportional to 5,220,967.34, 7,204,826.36 and 2,897,723.57

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Solution

The fourth proportional to 5,220,967.34, 7,204,826.36 and 2,897,723.57 is: 3,998,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,967.34 : 7,204,826.36 = 2,897,723.57 : x
  2. Step 2: Convert to fraction form
    5,220,967.34/7,204,826.36 = 2,897,723.57/x
  3. Step 3: Cross multiply
    5,220,967.34x = 7,204,826.36 × 2,897,723.57
  4. Step 4: Simplify right side
    5,220,967.34x = 20,877,595,161,129.30
  5. Step 5: Solve for x
    x = 20,877,595,161,129.30/5,220,967.34
  6. Step 6: Final answer
    x = 3,998,798.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.