Home / 4,781,288.52-6,604,639.74-3,821,148.36

Finding the Fourth Proportional to 4,781,288.52, 6,604,639.74 and 3,821,148.36

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Solution

The fourth proportional to 4,781,288.52, 6,604,639.74 and 3,821,148.36 is: 5,278,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781,288.52 : 6,604,639.74 = 3,821,148.36 : x
  2. Step 2: Convert to fraction form
    4,781,288.52/6,604,639.74 = 3,821,148.36/x
  3. Step 3: Cross multiply
    4,781,288.52x = 6,604,639.74 × 3,821,148.36
  4. Step 4: Simplify right side
    4,781,288.52x = 25,237,308,310,891.83
  5. Step 5: Solve for x
    x = 25,237,308,310,891.83/4,781,288.52
  6. Step 6: Final answer
    x = 5,278,348.76

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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.