Home / 2,179,813.28-3,267,598.82-1,042,280.41

Finding the Fourth Proportional to 2,179,813.28, 3,267,598.82 and 1,042,280.41

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Solution

The fourth proportional to 2,179,813.28, 3,267,598.82 and 1,042,280.41 is: 1,562,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,813.28 : 3,267,598.82 = 1,042,280.41 : x
  2. Step 2: Convert to fraction form
    2,179,813.28/3,267,598.82 = 1,042,280.41/x
  3. Step 3: Cross multiply
    2,179,813.28x = 3,267,598.82 × 1,042,280.41
  4. Step 4: Simplify right side
    2,179,813.28x = 3,405,754,237,825.12
  5. Step 5: Solve for x
    x = 3,405,754,237,825.12/2,179,813.28
  6. Step 6: Final answer
    x = 1,562,406.41

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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.