Home / 3,179,687.70-4,763,523.47-1,878,960.10

Finding the Fourth Proportional to 3,179,687.70, 4,763,523.47 and 1,878,960.10

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Solution

The fourth proportional to 3,179,687.70, 4,763,523.47 and 1,878,960.10 is: 2,814,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,687.70 : 4,763,523.47 = 1,878,960.10 : x
  2. Step 2: Convert to fraction form
    3,179,687.70/4,763,523.47 = 1,878,960.10/x
  3. Step 3: Cross multiply
    3,179,687.70x = 4,763,523.47 × 1,878,960.10
  4. Step 4: Simplify right side
    3,179,687.70x = 8,950,470,535,543.55
  5. Step 5: Solve for x
    x = 8,950,470,535,543.55/3,179,687.70
  6. Step 6: Final answer
    x = 2,814,889.82

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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.