Home / 1,331,994.78-1,997,819.03-533,284.16

Finding the Fourth Proportional to 1,331,994.78, 1,997,819.03 and 533,284.16

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Solution

The fourth proportional to 1,331,994.78, 1,997,819.03 and 533,284.16 is: 799,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,994.78 : 1,997,819.03 = 533,284.16 : x
  2. Step 2: Convert to fraction form
    1,331,994.78/1,997,819.03 = 533,284.16/x
  3. Step 3: Cross multiply
    1,331,994.78x = 1,997,819.03 × 533,284.16
  4. Step 4: Simplify right side
    1,331,994.78x = 1,065,405,234,589.68
  5. Step 5: Solve for x
    x = 1,065,405,234,589.68/1,331,994.78
  6. Step 6: Final answer
    x = 799,856.91

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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.