Home / 3,368,145.54-5,052,638.72-1,318,541.36

Finding the Fourth Proportional to 3,368,145.54, 5,052,638.72 and 1,318,541.36

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Solution

The fourth proportional to 3,368,145.54, 5,052,638.72 and 1,318,541.36 is: 1,977,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,145.54 : 5,052,638.72 = 1,318,541.36 : x
  2. Step 2: Convert to fraction form
    3,368,145.54/5,052,638.72 = 1,318,541.36/x
  3. Step 3: Cross multiply
    3,368,145.54x = 5,052,638.72 × 1,318,541.36
  4. Step 4: Simplify right side
    3,368,145.54x = 6,662,113,145,385.41
  5. Step 5: Solve for x
    x = 6,662,113,145,385.41/3,368,145.54
  6. Step 6: Final answer
    x = 1,977,976.62

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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.