Home / 3,257,905.20-4,889,190.60-1,366,004.40

Finding the Fourth Proportional to 3,257,905.20, 4,889,190.60 and 1,366,004.40

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Solution

The fourth proportional to 3,257,905.20, 4,889,190.60 and 1,366,004.40 is: 2,049,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,905.20 : 4,889,190.60 = 1,366,004.40 : x
  2. Step 2: Convert to fraction form
    3,257,905.20/4,889,190.60 = 1,366,004.40/x
  3. Step 3: Cross multiply
    3,257,905.20x = 4,889,190.60 × 1,366,004.40
  4. Step 4: Simplify right side
    3,257,905.20x = 6,678,655,872,038.64
  5. Step 5: Solve for x
    x = 6,678,655,872,038.64/3,257,905.20
  6. Step 6: Final answer
    x = 2,049,984.72

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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.