Home / 1,412,362.95-1,949,037.87-767,799.39

Finding the Fourth Proportional to 1,412,362.95, 1,949,037.87 and 767,799.39

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Solution

The fourth proportional to 1,412,362.95, 1,949,037.87 and 767,799.39 is: 1,059,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,362.95 : 1,949,037.87 = 767,799.39 : x
  2. Step 2: Convert to fraction form
    1,412,362.95/1,949,037.87 = 767,799.39/x
  3. Step 3: Cross multiply
    1,412,362.95x = 1,949,037.87 × 767,799.39
  4. Step 4: Simplify right side
    1,412,362.95x = 1,496,470,087,672.90
  5. Step 5: Solve for x
    x = 1,496,470,087,672.90/1,412,362.95
  6. Step 6: Final answer
    x = 1,059,550.65

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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.