Home / 1,214,198.59-1,820,980.42-361,040.48

Finding the Fourth Proportional to 1,214,198.59, 1,820,980.42 and 361,040.48

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Solution

The fourth proportional to 1,214,198.59, 1,820,980.42 and 361,040.48 is: 541,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,198.59 : 1,820,980.42 = 361,040.48 : x
  2. Step 2: Convert to fraction form
    1,214,198.59/1,820,980.42 = 361,040.48/x
  3. Step 3: Cross multiply
    1,214,198.59x = 1,820,980.42 × 361,040.48
  4. Step 4: Simplify right side
    1,214,198.59x = 657,447,644,907.40
  5. Step 5: Solve for x
    x = 657,447,644,907.40/1,214,198.59
  6. Step 6: Final answer
    x = 541,466.32

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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.