Home / 2,670,743.36-4,003,315.68-986,772.80

Finding the Fourth Proportional to 2,670,743.36, 4,003,315.68 and 986,772.80

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Solution

The fourth proportional to 2,670,743.36, 4,003,315.68 and 986,772.80 is: 1,479,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,743.36 : 4,003,315.68 = 986,772.80 : x
  2. Step 2: Convert to fraction form
    2,670,743.36/4,003,315.68 = 986,772.80/x
  3. Step 3: Cross multiply
    2,670,743.36x = 4,003,315.68 × 986,772.80
  4. Step 4: Simplify right side
    2,670,743.36x = 3,950,363,022,837.50
  5. Step 5: Solve for x
    x = 3,950,363,022,837.50/2,670,743.36
  6. Step 6: Final answer
    x = 1,479,124.91

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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.