Home / 1,107,555.53-1,661,568.39-349,616.05

Finding the Fourth Proportional to 1,107,555.53, 1,661,568.39 and 349,616.05

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Solution

The fourth proportional to 1,107,555.53, 1,661,568.39 and 349,616.05 is: 524,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,555.53 : 1,661,568.39 = 349,616.05 : x
  2. Step 2: Convert to fraction form
    1,107,555.53/1,661,568.39 = 349,616.05/x
  3. Step 3: Cross multiply
    1,107,555.53x = 1,661,568.39 × 349,616.05
  4. Step 4: Simplify right side
    1,107,555.53x = 580,910,973,162.74
  5. Step 5: Solve for x
    x = 580,910,973,162.74/1,107,555.53
  6. Step 6: Final answer
    x = 524,498.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.