Home / 1,302,734.87-1,951,215.11-1,000,994.39

Finding the Fourth Proportional to 1,302,734.87, 1,951,215.11 and 1,000,994.39

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Solution

The fourth proportional to 1,302,734.87, 1,951,215.11 and 1,000,994.39 is: 1,499,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,734.87 : 1,951,215.11 = 1,000,994.39 : x
  2. Step 2: Convert to fraction form
    1,302,734.87/1,951,215.11 = 1,000,994.39/x
  3. Step 3: Cross multiply
    1,302,734.87x = 1,951,215.11 × 1,000,994.39
  4. Step 4: Simplify right side
    1,302,734.87x = 1,953,155,373,788.26
  5. Step 5: Solve for x
    x = 1,953,155,373,788.26/1,302,734.87
  6. Step 6: Final answer
    x = 1,499,273.12

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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.