Home / 1,922,836.28-2,882,220.48-724,240

Finding the Fourth Proportional to 1,922,836.28, 2,882,220.48 and 724,240

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Solution

The fourth proportional to 1,922,836.28, 2,882,220.48 and 724,240 is: 1,085,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,836.28 : 2,882,220.48 = 724,240 : x
  2. Step 2: Convert to fraction form
    1,922,836.28/2,882,220.48 = 724,240/x
  3. Step 3: Cross multiply
    1,922,836.28x = 2,882,220.48 × 724,240
  4. Step 4: Simplify right side
    1,922,836.28x = 2,087,419,360,435.20
  5. Step 5: Solve for x
    x = 2,087,419,360,435.20/1,922,836.28
  6. Step 6: Final answer
    x = 1,085,593.91

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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.