Home / 3,358,978.66-5,038,471.64-834,633.91

Finding the Fourth Proportional to 3,358,978.66, 5,038,471.64 and 834,633.91

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Solution

The fourth proportional to 3,358,978.66, 5,038,471.64 and 834,633.91 is: 1,251,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,978.66 : 5,038,471.64 = 834,633.91 : x
  2. Step 2: Convert to fraction form
    3,358,978.66/5,038,471.64 = 834,633.91/x
  3. Step 3: Cross multiply
    3,358,978.66x = 5,038,471.64 × 834,633.91
  4. Step 4: Simplify right side
    3,358,978.66x = 4,205,279,285,317.31
  5. Step 5: Solve for x
    x = 4,205,279,285,317.31/3,358,978.66
  6. Step 6: Final answer
    x = 1,251,951.77

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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.