Home / 3,903,772.24-5,385,978.12-2,184,619.60

Finding the Fourth Proportional to 3,903,772.24, 5,385,978.12 and 2,184,619.60

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Solution

The fourth proportional to 3,903,772.24, 5,385,978.12 and 2,184,619.60 is: 3,014,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,772.24 : 5,385,978.12 = 2,184,619.60 : x
  2. Step 2: Convert to fraction form
    3,903,772.24/5,385,978.12 = 2,184,619.60/x
  3. Step 3: Cross multiply
    3,903,772.24x = 5,385,978.12 × 2,184,619.60
  4. Step 4: Simplify right side
    3,903,772.24x = 11,766,313,366,123.15
  5. Step 5: Solve for x
    x = 11,766,313,366,123.15/3,903,772.24
  6. Step 6: Final answer
    x = 3,014,088.08

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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.