Home / 1,481,458.62-2,044,578.81-836,920.35

Finding the Fourth Proportional to 1,481,458.62, 2,044,578.81 and 836,920.35

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Solution

The fourth proportional to 1,481,458.62, 2,044,578.81 and 836,920.35 is: 1,155,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,458.62 : 2,044,578.81 = 836,920.35 : x
  2. Step 2: Convert to fraction form
    1,481,458.62/2,044,578.81 = 836,920.35/x
  3. Step 3: Cross multiply
    1,481,458.62x = 2,044,578.81 × 836,920.35
  4. Step 4: Simplify right side
    1,481,458.62x = 1,711,149,613,267.78
  5. Step 5: Solve for x
    x = 1,711,149,613,267.78/1,481,458.62
  6. Step 6: Final answer
    x = 1,155,043.81

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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.