Home / 1,488,429.66-2,054,185.48-876,774.97

Finding the Fourth Proportional to 1,488,429.66, 2,054,185.48 and 876,774.97

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Solution

The fourth proportional to 1,488,429.66, 2,054,185.48 and 876,774.97 is: 1,210,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,429.66 : 2,054,185.48 = 876,774.97 : x
  2. Step 2: Convert to fraction form
    1,488,429.66/2,054,185.48 = 876,774.97/x
  3. Step 3: Cross multiply
    1,488,429.66x = 2,054,185.48 × 876,774.97
  4. Step 4: Simplify right side
    1,488,429.66x = 1,801,058,412,601.44
  5. Step 5: Solve for x
    x = 1,801,058,412,601.44/1,488,429.66
  6. Step 6: Final answer
    x = 1,210,039.32

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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.