Home / 1,668,085.88-2,301,933.48-942,908

Finding the Fourth Proportional to 1,668,085.88, 2,301,933.48 and 942,908

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Solution

The fourth proportional to 1,668,085.88, 2,301,933.48 and 942,908 is: 1,301,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,085.88 : 2,301,933.48 = 942,908 : x
  2. Step 2: Convert to fraction form
    1,668,085.88/2,301,933.48 = 942,908/x
  3. Step 3: Cross multiply
    1,668,085.88x = 2,301,933.48 × 942,908
  4. Step 4: Simplify right side
    1,668,085.88x = 2,170,511,493,759.84
  5. Step 5: Solve for x
    x = 2,170,511,493,759.84/1,668,085.88
  6. Step 6: Final answer
    x = 1,301,198.89

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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.