Home / 939,407.91-1,410,769.11-699,586.95

Finding the Fourth Proportional to 939,407.91, 1,410,769.11 and 699,586.95

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Solution

The fourth proportional to 939,407.91, 1,410,769.11 and 699,586.95 is: 1,050,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,407.91 : 1,410,769.11 = 699,586.95 : x
  2. Step 2: Convert to fraction form
    939,407.91/1,410,769.11 = 699,586.95/x
  3. Step 3: Cross multiply
    939,407.91x = 1,410,769.11 × 699,586.95
  4. Step 4: Simplify right side
    939,407.91x = 986,955,658,819.12
  5. Step 5: Solve for x
    x = 986,955,658,819.12/939,407.91
  6. Step 6: Final answer
    x = 1,050,614.59

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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.