Home / 1,409,352.30-1,944,896.31-764,755.92

Finding the Fourth Proportional to 1,409,352.30, 1,944,896.31 and 764,755.92

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Solution

The fourth proportional to 1,409,352.30, 1,944,896.31 and 764,755.92 is: 1,055,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,352.30 : 1,944,896.31 = 764,755.92 : x
  2. Step 2: Convert to fraction form
    1,409,352.30/1,944,896.31 = 764,755.92/x
  3. Step 3: Cross multiply
    1,409,352.30x = 1,944,896.31 × 764,755.92
  4. Step 4: Simplify right side
    1,409,352.30x = 1,487,370,966,858.66
  5. Step 5: Solve for x
    x = 1,487,370,966,858.66/1,409,352.30
  6. Step 6: Final answer
    x = 1,055,357.82

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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.