Home / 6,237,953.70-9,356,930.55-1,978,455.30

Finding the Fourth Proportional to 6,237,953.70, 9,356,930.55 and 1,978,455.30

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Solution

The fourth proportional to 6,237,953.70, 9,356,930.55 and 1,978,455.30 is: 2,967,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,953.70 : 9,356,930.55 = 1,978,455.30 : x
  2. Step 2: Convert to fraction form
    6,237,953.70/9,356,930.55 = 1,978,455.30/x
  3. Step 3: Cross multiply
    6,237,953.70x = 9,356,930.55 × 1,978,455.30
  4. Step 4: Simplify right side
    6,237,953.70x = 18,512,268,838,379.42
  5. Step 5: Solve for x
    x = 18,512,268,838,379.42/6,237,953.70
  6. Step 6: Final answer
    x = 2,967,682.95

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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.