Home / 2,893,357.80-4,340,217.20-763,444.04

Finding the Fourth Proportional to 2,893,357.80, 4,340,217.20 and 763,444.04

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Solution

The fourth proportional to 2,893,357.80, 4,340,217.20 and 763,444.04 is: 1,145,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,357.80 : 4,340,217.20 = 763,444.04 : x
  2. Step 2: Convert to fraction form
    2,893,357.80/4,340,217.20 = 763,444.04/x
  3. Step 3: Cross multiply
    2,893,357.80x = 4,340,217.20 × 763,444.04
  4. Step 4: Simplify right side
    2,893,357.80x = 3,313,512,928,127.18
  5. Step 5: Solve for x
    x = 3,313,512,928,127.18/2,893,357.80
  6. Step 6: Final answer
    x = 1,145,213.68

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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.