Home / 3,681,047.08-5,520,905.78-1,285,576.82

Finding the Fourth Proportional to 3,681,047.08, 5,520,905.78 and 1,285,576.82

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Solution

The fourth proportional to 3,681,047.08, 5,520,905.78 and 1,285,576.82 is: 1,928,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,047.08 : 5,520,905.78 = 1,285,576.82 : x
  2. Step 2: Convert to fraction form
    3,681,047.08/5,520,905.78 = 1,285,576.82/x
  3. Step 3: Cross multiply
    3,681,047.08x = 5,520,905.78 × 1,285,576.82
  4. Step 4: Simplify right side
    3,681,047.08x = 7,097,548,496,172.02
  5. Step 5: Solve for x
    x = 7,097,548,496,172.02/3,681,047.08
  6. Step 6: Final answer
    x = 1,928,133.04

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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.