Home / 1,362,757.40-1,880,687.79-750,909.43

Finding the Fourth Proportional to 1,362,757.40, 1,880,687.79 and 750,909.43

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Solution

The fourth proportional to 1,362,757.40, 1,880,687.79 and 750,909.43 is: 1,036,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,757.40 : 1,880,687.79 = 750,909.43 : x
  2. Step 2: Convert to fraction form
    1,362,757.40/1,880,687.79 = 750,909.43/x
  3. Step 3: Cross multiply
    1,362,757.40x = 1,880,687.79 × 750,909.43
  4. Step 4: Simplify right side
    1,362,757.40x = 1,412,226,188,870.69
  5. Step 5: Solve for x
    x = 1,412,226,188,870.69/1,362,757.40
  6. Step 6: Final answer
    x = 1,036,300.51

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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.