Home / 2,640,172.31-3,642,813.32-1,494,252.62

Finding the Fourth Proportional to 2,640,172.31, 3,642,813.32 and 1,494,252.62

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Solution

The fourth proportional to 2,640,172.31, 3,642,813.32 and 1,494,252.62 is: 2,061,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,172.31 : 3,642,813.32 = 1,494,252.62 : x
  2. Step 2: Convert to fraction form
    2,640,172.31/3,642,813.32 = 1,494,252.62/x
  3. Step 3: Cross multiply
    2,640,172.31x = 3,642,813.32 × 1,494,252.62
  4. Step 4: Simplify right side
    2,640,172.31x = 5,443,283,343,961.29
  5. Step 5: Solve for x
    x = 5,443,283,343,961.29/2,640,172.31
  6. Step 6: Final answer
    x = 2,061,715.19

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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.