Home / 1,804,081.43-2,489,046.58-1,230,125.15

Finding the Fourth Proportional to 1,804,081.43, 2,489,046.58 and 1,230,125.15

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Solution

The fourth proportional to 1,804,081.43, 2,489,046.58 and 1,230,125.15 is: 1,697,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,081.43 : 2,489,046.58 = 1,230,125.15 : x
  2. Step 2: Convert to fraction form
    1,804,081.43/2,489,046.58 = 1,230,125.15/x
  3. Step 3: Cross multiply
    1,804,081.43x = 2,489,046.58 × 1,230,125.15
  4. Step 4: Simplify right side
    1,804,081.43x = 3,061,838,797,579.49
  5. Step 5: Solve for x
    x = 3,061,838,797,579.49/1,804,081.43
  6. Step 6: Final answer
    x = 1,697,173.28

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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.