Home / 1,412,931.36-1,949,270.04-800,954.76

Finding the Fourth Proportional to 1,412,931.36, 1,949,270.04 and 800,954.76

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Solution

The fourth proportional to 1,412,931.36, 1,949,270.04 and 800,954.76 is: 1,104,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,931.36 : 1,949,270.04 = 800,954.76 : x
  2. Step 2: Convert to fraction form
    1,412,931.36/1,949,270.04 = 800,954.76/x
  3. Step 3: Cross multiply
    1,412,931.36x = 1,949,270.04 × 800,954.76
  4. Step 4: Simplify right side
    1,412,931.36x = 1,561,277,117,063.39
  5. Step 5: Solve for x
    x = 1,561,277,117,063.39/1,412,931.36
  6. Step 6: Final answer
    x = 1,104,991.48

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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.