Home / 1,752,703.44-2,418,721.83-978,289.98

Finding the Fourth Proportional to 1,752,703.44, 2,418,721.83 and 978,289.98

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Solution

The fourth proportional to 1,752,703.44, 2,418,721.83 and 978,289.98 is: 1,350,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,703.44 : 2,418,721.83 = 978,289.98 : x
  2. Step 2: Convert to fraction form
    1,752,703.44/2,418,721.83 = 978,289.98/x
  3. Step 3: Cross multiply
    1,752,703.44x = 2,418,721.83 × 978,289.98
  4. Step 4: Simplify right side
    1,752,703.44x = 2,366,211,330,696.26
  5. Step 5: Solve for x
    x = 2,366,211,330,696.26/1,752,703.44
  6. Step 6: Final answer
    x = 1,350,035.20

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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.