Home / 1,988,058.80-2,983,643.40-923,232.80

Finding the Fourth Proportional to 1,988,058.80, 2,983,643.40 and 923,232.80

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Solution

The fourth proportional to 1,988,058.80, 2,983,643.40 and 923,232.80 is: 1,385,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,058.80 : 2,983,643.40 = 923,232.80 : x
  2. Step 2: Convert to fraction form
    1,988,058.80/2,983,643.40 = 923,232.80/x
  3. Step 3: Cross multiply
    1,988,058.80x = 2,983,643.40 × 923,232.80
  4. Step 4: Simplify right side
    1,988,058.80x = 2,754,597,450,383.52
  5. Step 5: Solve for x
    x = 2,754,597,450,383.52/1,988,058.80
  6. Step 6: Final answer
    x = 1,385,571.42

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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.