Home / 1,346,645.20-2,019,967.80-548,499.55

Finding the Fourth Proportional to 1,346,645.20, 2,019,967.80 and 548,499.55

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Solution

The fourth proportional to 1,346,645.20, 2,019,967.80 and 548,499.55 is: 822,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,645.20 : 2,019,967.80 = 548,499.55 : x
  2. Step 2: Convert to fraction form
    1,346,645.20/2,019,967.80 = 548,499.55/x
  3. Step 3: Cross multiply
    1,346,645.20x = 2,019,967.80 × 548,499.55
  4. Step 4: Simplify right side
    1,346,645.20x = 1,107,951,429,314.49
  5. Step 5: Solve for x
    x = 1,107,951,429,314.49/1,346,645.20
  6. Step 6: Final answer
    x = 822,749.33

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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.