Home / 1,235,198.82-1,851,513.66-477,560.67

Finding the Fourth Proportional to 1,235,198.82, 1,851,513.66 and 477,560.67

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Solution

The fourth proportional to 1,235,198.82, 1,851,513.66 and 477,560.67 is: 715,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,198.82 : 1,851,513.66 = 477,560.67 : x
  2. Step 2: Convert to fraction form
    1,235,198.82/1,851,513.66 = 477,560.67/x
  3. Step 3: Cross multiply
    1,235,198.82x = 1,851,513.66 × 477,560.67
  4. Step 4: Simplify right side
    1,235,198.82x = 884,210,103,983.75
  5. Step 5: Solve for x
    x = 884,210,103,983.75/1,235,198.82
  6. Step 6: Final answer
    x = 715,844.36

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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.