Home / 1,412,476.82-1,949,240.18-767,899.48

Finding the Fourth Proportional to 1,412,476.82, 1,949,240.18 and 767,899.48

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Solution

The fourth proportional to 1,412,476.82, 1,949,240.18 and 767,899.48 is: 1,059,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,476.82 : 1,949,240.18 = 767,899.48 : x
  2. Step 2: Convert to fraction form
    1,412,476.82/1,949,240.18 = 767,899.48/x
  3. Step 3: Cross multiply
    1,412,476.82x = 1,949,240.18 × 767,899.48
  4. Step 4: Simplify right side
    1,412,476.82x = 1,496,820,520,617.11
  5. Step 5: Solve for x
    x = 1,496,820,520,617.11/1,412,476.82
  6. Step 6: Final answer
    x = 1,059,713.33

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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.