Home / 1,275,065.32-1,912,850.37-364,255.65

Finding the Fourth Proportional to 1,275,065.32, 1,912,850.37 and 364,255.65

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Solution

The fourth proportional to 1,275,065.32, 1,912,850.37 and 364,255.65 is: 546,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,065.32 : 1,912,850.37 = 364,255.65 : x
  2. Step 2: Convert to fraction form
    1,275,065.32/1,912,850.37 = 364,255.65/x
  3. Step 3: Cross multiply
    1,275,065.32x = 1,912,850.37 × 364,255.65
  4. Step 4: Simplify right side
    1,275,065.32x = 696,766,554,877.09
  5. Step 5: Solve for x
    x = 696,766,554,877.09/1,275,065.32
  6. Step 6: Final answer
    x = 546,455.58

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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.