Home / 3,638,101.80-5,457,171.60-942,238.20

Finding the Fourth Proportional to 3,638,101.80, 5,457,171.60 and 942,238.20

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Solution

The fourth proportional to 3,638,101.80, 5,457,171.60 and 942,238.20 is: 1,413,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,101.80 : 5,457,171.60 = 942,238.20 : x
  2. Step 2: Convert to fraction form
    3,638,101.80/5,457,171.60 = 942,238.20/x
  3. Step 3: Cross multiply
    3,638,101.80x = 5,457,171.60 × 942,238.20
  4. Step 4: Simplify right side
    3,638,101.80x = 5,141,955,545,475.12
  5. Step 5: Solve for x
    x = 5,141,955,545,475.12/3,638,101.80
  6. Step 6: Final answer
    x = 1,413,362.19

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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.