Home / 2,029,809.75-3,044,346.69-815,337.43

Finding the Fourth Proportional to 2,029,809.75, 3,044,346.69 and 815,337.43

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Solution

The fourth proportional to 2,029,809.75, 3,044,346.69 and 815,337.43 is: 1,222,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,809.75 : 3,044,346.69 = 815,337.43 : x
  2. Step 2: Convert to fraction form
    2,029,809.75/3,044,346.69 = 815,337.43/x
  3. Step 3: Cross multiply
    2,029,809.75x = 3,044,346.69 × 815,337.43
  4. Step 4: Simplify right side
    2,029,809.75x = 2,482,169,801,700.26
  5. Step 5: Solve for x
    x = 2,482,169,801,700.26/2,029,809.75
  6. Step 6: Final answer
    x = 1,222,858.35

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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.