Home / 1,275,954.32-1,760,816-702,994.49

Finding the Fourth Proportional to 1,275,954.32, 1,760,816 and 702,994.49

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Solution

The fourth proportional to 1,275,954.32, 1,760,816 and 702,994.49 is: 970,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,954.32 : 1,760,816 = 702,994.49 : x
  2. Step 2: Convert to fraction form
    1,275,954.32/1,760,816 = 702,994.49/x
  3. Step 3: Cross multiply
    1,275,954.32x = 1,760,816 × 702,994.49
  4. Step 4: Simplify right side
    1,275,954.32x = 1,237,843,945,903.84
  5. Step 5: Solve for x
    x = 1,237,843,945,903.84/1,275,954.32
  6. Step 6: Final answer
    x = 970,131.87

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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.