Home / 1,275,468.24-1,760,148-694,693.68

Finding the Fourth Proportional to 1,275,468.24, 1,760,148 and 694,693.68

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Solution

The fourth proportional to 1,275,468.24, 1,760,148 and 694,693.68 is: 958,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,468.24 : 1,760,148 = 694,693.68 : x
  2. Step 2: Convert to fraction form
    1,275,468.24/1,760,148 = 694,693.68/x
  3. Step 3: Cross multiply
    1,275,468.24x = 1,760,148 × 694,693.68
  4. Step 4: Simplify right side
    1,275,468.24x = 1,222,763,691,464.64
  5. Step 5: Solve for x
    x = 1,222,763,691,464.64/1,275,468.24
  6. Step 6: Final answer
    x = 958,678.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.