Home / 2,207,449-3,045,595-1,289,015.62

Finding the Fourth Proportional to 2,207,449, 3,045,595 and 1,289,015.62

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Solution

The fourth proportional to 2,207,449, 3,045,595 and 1,289,015.62 is: 1,778,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,449 : 3,045,595 = 1,289,015.62 : x
  2. Step 2: Convert to fraction form
    2,207,449/3,045,595 = 1,289,015.62/x
  3. Step 3: Cross multiply
    2,207,449x = 3,045,595 × 1,289,015.62
  4. Step 4: Simplify right side
    2,207,449x = 3,925,819,527,193.90
  5. Step 5: Solve for x
    x = 3,925,819,527,193.90/2,207,449
  6. Step 6: Final answer
    x = 1,778,441.78

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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.