Home / 1,344,928.80-1,855,976.40-733,087.20

Finding the Fourth Proportional to 1,344,928.80, 1,855,976.40 and 733,087.20

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Solution

The fourth proportional to 1,344,928.80, 1,855,976.40 and 733,087.20 is: 1,011,646.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,928.80 : 1,855,976.40 = 733,087.20 : x
  2. Step 2: Convert to fraction form
    1,344,928.80/1,855,976.40 = 733,087.20/x
  3. Step 3: Cross multiply
    1,344,928.80x = 1,855,976.40 × 733,087.20
  4. Step 4: Simplify right side
    1,344,928.80x = 1,360,592,542,342.08
  5. Step 5: Solve for x
    x = 1,360,592,542,342.08/1,344,928.80
  6. Step 6: Final answer
    x = 1,011,646.52

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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.