Home / 1,412,872.84-1,949,705.16-801,066.76

Finding the Fourth Proportional to 1,412,872.84, 1,949,705.16 and 801,066.76

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Solution

The fourth proportional to 1,412,872.84, 1,949,705.16 and 801,066.76 is: 1,105,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,872.84 : 1,949,705.16 = 801,066.76 : x
  2. Step 2: Convert to fraction form
    1,412,872.84/1,949,705.16 = 801,066.76/x
  3. Step 3: Cross multiply
    1,412,872.84x = 1,949,705.16 × 801,066.76
  4. Step 4: Simplify right side
    1,412,872.84x = 1,561,843,995,476.48
  5. Step 5: Solve for x
    x = 1,561,843,995,476.48/1,412,872.84
  6. Step 6: Final answer
    x = 1,105,438.47

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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.