Home / 1,344,336.80-1,855,315.52-1,004,214.56

Finding the Fourth Proportional to 1,344,336.80, 1,855,315.52 and 1,004,214.56

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Solution

The fourth proportional to 1,344,336.80, 1,855,315.52 and 1,004,214.56 is: 1,385,913.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,336.80 : 1,855,315.52 = 1,004,214.56 : x
  2. Step 2: Convert to fraction form
    1,344,336.80/1,855,315.52 = 1,004,214.56/x
  3. Step 3: Cross multiply
    1,344,336.80x = 1,855,315.52 × 1,004,214.56
  4. Step 4: Simplify right side
    1,344,336.80x = 1,863,134,858,577.97
  5. Step 5: Solve for x
    x = 1,863,134,858,577.97/1,344,336.80
  6. Step 6: Final answer
    x = 1,385,913.75

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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.