Home / 1,412,376.80-1,949,092.68-767,798.24

Finding the Fourth Proportional to 1,412,376.80, 1,949,092.68 and 767,798.24

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Solution

The fourth proportional to 1,412,376.80, 1,949,092.68 and 767,798.24 is: 1,059,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,376.80 : 1,949,092.68 = 767,798.24 : x
  2. Step 2: Convert to fraction form
    1,412,376.80/1,949,092.68 = 767,798.24/x
  3. Step 3: Cross multiply
    1,412,376.80x = 1,949,092.68 × 767,798.24
  4. Step 4: Simplify right side
    1,412,376.80x = 1,496,509,929,300.88
  5. Step 5: Solve for x
    x = 1,496,509,929,300.88/1,412,376.80
  6. Step 6: Final answer
    x = 1,059,568.47

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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.