Home / 1,412,329.22-1,949,026.82-767,750.45

Finding the Fourth Proportional to 1,412,329.22, 1,949,026.82 and 767,750.45

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Solution

The fourth proportional to 1,412,329.22, 1,949,026.82 and 767,750.45 is: 1,059,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,329.22 : 1,949,026.82 = 767,750.45 : x
  2. Step 2: Convert to fraction form
    1,412,329.22/1,949,026.82 = 767,750.45/x
  3. Step 3: Cross multiply
    1,412,329.22x = 1,949,026.82 × 767,750.45
  4. Step 4: Simplify right side
    1,412,329.22x = 1,496,366,219,150.88
  5. Step 5: Solve for x
    x = 1,496,366,219,150.88/1,412,329.22
  6. Step 6: Final answer
    x = 1,059,502.42

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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.