Home / 2,786,631-4,180,646.43-792,087

Finding the Fourth Proportional to 2,786,631, 4,180,646.43 and 792,087

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Solution

The fourth proportional to 2,786,631, 4,180,646.43 and 792,087 is: 1,188,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,631 : 4,180,646.43 = 792,087 : x
  2. Step 2: Convert to fraction form
    2,786,631/4,180,646.43 = 792,087/x
  3. Step 3: Cross multiply
    2,786,631x = 4,180,646.43 × 792,087
  4. Step 4: Simplify right side
    2,786,631x = 3,311,435,688,799.41
  5. Step 5: Solve for x
    x = 3,311,435,688,799.41/2,786,631
  6. Step 6: Final answer
    x = 1,188,329.45

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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.