Home / 1,393,625.80-2,089,920.30-552,003.40

Finding the Fourth Proportional to 1,393,625.80, 2,089,920.30 and 552,003.40

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Solution

The fourth proportional to 1,393,625.80, 2,089,920.30 and 552,003.40 is: 827,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,625.80 : 2,089,920.30 = 552,003.40 : x
  2. Step 2: Convert to fraction form
    1,393,625.80/2,089,920.30 = 552,003.40/x
  3. Step 3: Cross multiply
    1,393,625.80x = 2,089,920.30 × 552,003.40
  4. Step 4: Simplify right side
    1,393,625.80x = 1,153,643,111,329.02
  5. Step 5: Solve for x
    x = 1,153,643,111,329.02/1,393,625.80
  6. Step 6: Final answer
    x = 827,799.77

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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.