Home / 1,678,979.24-2,519,210.82-880,069.76

Finding the Fourth Proportional to 1,678,979.24, 2,519,210.82 and 880,069.76

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Solution

The fourth proportional to 1,678,979.24, 2,519,210.82 and 880,069.76 is: 1,320,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,979.24 : 2,519,210.82 = 880,069.76 : x
  2. Step 2: Convert to fraction form
    1,678,979.24/2,519,210.82 = 880,069.76/x
  3. Step 3: Cross multiply
    1,678,979.24x = 2,519,210.82 × 880,069.76
  4. Step 4: Simplify right side
    1,678,979.24x = 2,217,081,261,746.80
  5. Step 5: Solve for x
    x = 2,217,081,261,746.80/1,678,979.24
  6. Step 6: Final answer
    x = 1,320,493.55

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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.