Home / 3,898,349.89-5,379,449.74-2,266,641.50

Finding the Fourth Proportional to 3,898,349.89, 5,379,449.74 and 2,266,641.50

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Solution

The fourth proportional to 3,898,349.89, 5,379,449.74 and 2,266,641.50 is: 3,127,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,349.89 : 5,379,449.74 = 2,266,641.50 : x
  2. Step 2: Convert to fraction form
    3,898,349.89/5,379,449.74 = 2,266,641.50/x
  3. Step 3: Cross multiply
    3,898,349.89x = 5,379,449.74 × 2,266,641.50
  4. Step 4: Simplify right side
    3,898,349.89x = 12,193,283,995,284.36
  5. Step 5: Solve for x
    x = 12,193,283,995,284.36/3,898,349.89
  6. Step 6: Final answer
    x = 3,127,806.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.