Home / 1,412,878.36-1,949,712.90-801,072.28

Finding the Fourth Proportional to 1,412,878.36, 1,949,712.90 and 801,072.28

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Solution

The fourth proportional to 1,412,878.36, 1,949,712.90 and 801,072.28 is: 1,105,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,878.36 : 1,949,712.90 = 801,072.28 : x
  2. Step 2: Convert to fraction form
    1,412,878.36/1,949,712.90 = 801,072.28/x
  3. Step 3: Cross multiply
    1,412,878.36x = 1,949,712.90 × 801,072.28
  4. Step 4: Simplify right side
    1,412,878.36x = 1,561,860,958,148.41
  5. Step 5: Solve for x
    x = 1,561,860,958,148.41/1,412,878.36
  6. Step 6: Final answer
    x = 1,105,446.16

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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.