Home / 3,448,796-4,759,339.89-1,999,331.78

Finding the Fourth Proportional to 3,448,796, 4,759,339.89 and 1,999,331.78

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Solution

The fourth proportional to 3,448,796, 4,759,339.89 and 1,999,331.78 is: 2,759,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,796 : 4,759,339.89 = 1,999,331.78 : x
  2. Step 2: Convert to fraction form
    3,448,796/4,759,339.89 = 1,999,331.78/x
  3. Step 3: Cross multiply
    3,448,796x = 4,759,339.89 × 1,999,331.78
  4. Step 4: Simplify right side
    3,448,796x = 9,515,499,493,898.70
  5. Step 5: Solve for x
    x = 9,515,499,493,898.70/3,448,796
  6. Step 6: Final answer
    x = 2,759,078.67

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1.5x scale

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.