Home / 2,845,523.82-3,926,948.67-1,638,688.62

Finding the Fourth Proportional to 2,845,523.82, 3,926,948.67 and 1,638,688.62

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Solution

The fourth proportional to 2,845,523.82, 3,926,948.67 and 1,638,688.62 is: 2,261,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,523.82 : 3,926,948.67 = 1,638,688.62 : x
  2. Step 2: Convert to fraction form
    2,845,523.82/3,926,948.67 = 1,638,688.62/x
  3. Step 3: Cross multiply
    2,845,523.82x = 3,926,948.67 × 1,638,688.62
  4. Step 4: Simplify right side
    2,845,523.82x = 6,435,046,096,853.14
  5. Step 5: Solve for x
    x = 6,435,046,096,853.14/2,845,523.82
  6. Step 6: Final answer
    x = 2,261,462.74

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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.