Home / 2,389,451.40-3,586,218.30-970,525.80

Finding the Fourth Proportional to 2,389,451.40, 3,586,218.30 and 970,525.80

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Solution

The fourth proportional to 2,389,451.40, 3,586,218.30 and 970,525.80 is: 1,456,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,451.40 : 3,586,218.30 = 970,525.80 : x
  2. Step 2: Convert to fraction form
    2,389,451.40/3,586,218.30 = 970,525.80/x
  3. Step 3: Cross multiply
    2,389,451.40x = 3,586,218.30 × 970,525.80
  4. Step 4: Simplify right side
    2,389,451.40x = 3,480,517,384,582.14
  5. Step 5: Solve for x
    x = 3,480,517,384,582.14/2,389,451.40
  6. Step 6: Final answer
    x = 1,456,617.78

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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.