Home / 1,668,575.75-2,301,789.48-1,055,696.34

Finding the Fourth Proportional to 1,668,575.75, 2,301,789.48 and 1,055,696.34

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Solution

The fourth proportional to 1,668,575.75, 2,301,789.48 and 1,055,696.34 is: 1,456,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,575.75 : 2,301,789.48 = 1,055,696.34 : x
  2. Step 2: Convert to fraction form
    1,668,575.75/2,301,789.48 = 1,055,696.34/x
  3. Step 3: Cross multiply
    1,668,575.75x = 2,301,789.48 × 1,055,696.34
  4. Step 4: Simplify right side
    1,668,575.75x = 2,429,990,724,180.93
  5. Step 5: Solve for x
    x = 2,429,990,724,180.93/1,668,575.75
  6. Step 6: Final answer
    x = 1,456,326.29

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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.