Home / 3,670,005.42-5,505,008.13-1,145,876.94

Finding the Fourth Proportional to 3,670,005.42, 5,505,008.13 and 1,145,876.94

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Solution

The fourth proportional to 3,670,005.42, 5,505,008.13 and 1,145,876.94 is: 1,718,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,005.42 : 5,505,008.13 = 1,145,876.94 : x
  2. Step 2: Convert to fraction form
    3,670,005.42/5,505,008.13 = 1,145,876.94/x
  3. Step 3: Cross multiply
    3,670,005.42x = 5,505,008.13 × 1,145,876.94
  4. Step 4: Simplify right side
    3,670,005.42x = 6,308,061,870,679.52
  5. Step 5: Solve for x
    x = 6,308,061,870,679.52/3,670,005.42
  6. Step 6: Final answer
    x = 1,718,815.41

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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.