Home / 2,156,240.70-3,233,907.45-1,090,280.70

Finding the Fourth Proportional to 2,156,240.70, 3,233,907.45 and 1,090,280.70

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Solution

The fourth proportional to 2,156,240.70, 3,233,907.45 and 1,090,280.70 is: 1,635,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,240.70 : 3,233,907.45 = 1,090,280.70 : x
  2. Step 2: Convert to fraction form
    2,156,240.70/3,233,907.45 = 1,090,280.70/x
  3. Step 3: Cross multiply
    2,156,240.70x = 3,233,907.45 × 1,090,280.70
  4. Step 4: Simplify right side
    2,156,240.70x = 3,525,866,878,321.22
  5. Step 5: Solve for x
    x = 3,525,866,878,321.22/2,156,240.70
  6. Step 6: Final answer
    x = 1,635,191.69

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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.