Home / 966,412.40-1,448,236.20-670,578.80

Finding the Fourth Proportional to 966,412.40, 1,448,236.20 and 670,578.80

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Solution

The fourth proportional to 966,412.40, 1,448,236.20 and 670,578.80 is: 1,004,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,412.40 : 1,448,236.20 = 670,578.80 : x
  2. Step 2: Convert to fraction form
    966,412.40/1,448,236.20 = 670,578.80/x
  3. Step 3: Cross multiply
    966,412.40x = 1,448,236.20 × 670,578.80
  4. Step 4: Simplify right side
    966,412.40x = 971,156,493,112.56
  5. Step 5: Solve for x
    x = 971,156,493,112.56/966,412.40
  6. Step 6: Final answer
    x = 1,004,908.97

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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.