Home / 1,449,380.90-2,000,203.20-837,513.38

Finding the Fourth Proportional to 1,449,380.90, 2,000,203.20 and 837,513.38

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Solution

The fourth proportional to 1,449,380.90, 2,000,203.20 and 837,513.38 is: 1,155,801.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,380.90 : 2,000,203.20 = 837,513.38 : x
  2. Step 2: Convert to fraction form
    1,449,380.90/2,000,203.20 = 837,513.38/x
  3. Step 3: Cross multiply
    1,449,380.90x = 2,000,203.20 × 837,513.38
  4. Step 4: Simplify right side
    1,449,380.90x = 1,675,196,932,717.80
  5. Step 5: Solve for x
    x = 1,675,196,932,717.80/1,449,380.90
  6. Step 6: Final answer
    x = 1,155,801.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.