Home / 3,886,505.95-5,363,385.37-2,167,737.25

Finding the Fourth Proportional to 3,886,505.95, 5,363,385.37 and 2,167,737.25

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Solution

The fourth proportional to 3,886,505.95, 5,363,385.37 and 2,167,737.25 is: 2,991,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,505.95 : 5,363,385.37 = 2,167,737.25 : x
  2. Step 2: Convert to fraction form
    3,886,505.95/5,363,385.37 = 2,167,737.25/x
  3. Step 3: Cross multiply
    3,886,505.95x = 5,363,385.37 × 2,167,737.25
  4. Step 4: Simplify right side
    3,886,505.95x = 11,626,410,268,772.17
  5. Step 5: Solve for x
    x = 11,626,410,268,772.17/3,886,505.95
  6. Step 6: Final answer
    x = 2,991,481.40

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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.