Home / 1,922,911.52-2,882,333.36-724,315.24

Finding the Fourth Proportional to 1,922,911.52, 2,882,333.36 and 724,315.24

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Solution

The fourth proportional to 1,922,911.52, 2,882,333.36 and 724,315.24 is: 1,085,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,911.52 : 2,882,333.36 = 724,315.24 : x
  2. Step 2: Convert to fraction form
    1,922,911.52/2,882,333.36 = 724,315.24/x
  3. Step 3: Cross multiply
    1,922,911.52x = 2,882,333.36 × 724,315.24
  4. Step 4: Simplify right side
    1,922,911.52x = 2,087,717,979,408.41
  5. Step 5: Solve for x
    x = 2,087,717,979,408.41/1,922,911.52
  6. Step 6: Final answer
    x = 1,085,706.73

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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.