Home / 1,485,073.80-2,227,610.70-738,577.80

Finding the Fourth Proportional to 1,485,073.80, 2,227,610.70 and 738,577.80

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Solution

The fourth proportional to 1,485,073.80, 2,227,610.70 and 738,577.80 is: 1,107,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,073.80 : 2,227,610.70 = 738,577.80 : x
  2. Step 2: Convert to fraction form
    1,485,073.80/2,227,610.70 = 738,577.80/x
  3. Step 3: Cross multiply
    1,485,073.80x = 2,227,610.70 × 738,577.80
  4. Step 4: Simplify right side
    1,485,073.80x = 1,645,263,810,062.46
  5. Step 5: Solve for x
    x = 1,645,263,810,062.46/1,485,073.80
  6. Step 6: Final answer
    x = 1,107,866.70

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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.