Home / 2,533,789.45-3,496,716.54-1,387,869.80

Finding the Fourth Proportional to 2,533,789.45, 3,496,716.54 and 1,387,869.80

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Solution

The fourth proportional to 2,533,789.45, 3,496,716.54 and 1,387,869.80 is: 1,915,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533,789.45 : 3,496,716.54 = 1,387,869.80 : x
  2. Step 2: Convert to fraction form
    2,533,789.45/3,496,716.54 = 1,387,869.80/x
  3. Step 3: Cross multiply
    2,533,789.45x = 3,496,716.54 × 1,387,869.80
  4. Step 4: Simplify right side
    2,533,789.45x = 4,852,987,267,542.91
  5. Step 5: Solve for x
    x = 4,852,987,267,542.91/2,533,789.45
  6. Step 6: Final answer
    x = 1,915,308.02

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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.