Home / 2,642,340.84-3,962,539.04-912,770.54

Finding the Fourth Proportional to 2,642,340.84, 3,962,539.04 and 912,770.54

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Solution

The fourth proportional to 2,642,340.84, 3,962,539.04 and 912,770.54 is: 1,368,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,340.84 : 3,962,539.04 = 912,770.54 : x
  2. Step 2: Convert to fraction form
    2,642,340.84/3,962,539.04 = 912,770.54/x
  3. Step 3: Cross multiply
    2,642,340.84x = 3,962,539.04 × 912,770.54
  4. Step 4: Simplify right side
    2,642,340.84x = 3,616,888,899,311.88
  5. Step 5: Solve for x
    x = 3,616,888,899,311.88/2,642,340.84
  6. Step 6: Final answer
    x = 1,368,819.97

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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.