Home / 3,117,246.72-4,671,736.38-1,600,868.40

Finding the Fourth Proportional to 3,117,246.72, 4,671,736.38 and 1,600,868.40

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Solution

The fourth proportional to 3,117,246.72, 4,671,736.38 and 1,600,868.40 is: 2,399,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,246.72 : 4,671,736.38 = 1,600,868.40 : x
  2. Step 2: Convert to fraction form
    3,117,246.72/4,671,736.38 = 1,600,868.40/x
  3. Step 3: Cross multiply
    3,117,246.72x = 4,671,736.38 × 1,600,868.40
  4. Step 4: Simplify right side
    3,117,246.72x = 7,478,835,143,872.39
  5. Step 5: Solve for x
    x = 7,478,835,143,872.39/3,117,246.72
  6. Step 6: Final answer
    x = 2,399,179.73

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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.