Home / 1,128,880.53-1,693,305.94-275,959.65

Finding the Fourth Proportional to 1,128,880.53, 1,693,305.94 and 275,959.65

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Solution

The fourth proportional to 1,128,880.53, 1,693,305.94 and 275,959.65 is: 413,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,880.53 : 1,693,305.94 = 275,959.65 : x
  2. Step 2: Convert to fraction form
    1,128,880.53/1,693,305.94 = 275,959.65/x
  3. Step 3: Cross multiply
    1,128,880.53x = 1,693,305.94 × 275,959.65
  4. Step 4: Simplify right side
    1,128,880.53x = 467,284,108,040.55
  5. Step 5: Solve for x
    x = 467,284,108,040.55/1,128,880.53
  6. Step 6: Final answer
    x = 413,935.84

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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.