Home / 1,372,954.51-1,895,431.26-938,025.82

Finding the Fourth Proportional to 1,372,954.51, 1,895,431.26 and 938,025.82

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Solution

The fourth proportional to 1,372,954.51, 1,895,431.26 and 938,025.82 is: 1,294,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,954.51 : 1,895,431.26 = 938,025.82 : x
  2. Step 2: Convert to fraction form
    1,372,954.51/1,895,431.26 = 938,025.82/x
  3. Step 3: Cross multiply
    1,372,954.51x = 1,895,431.26 × 938,025.82
  4. Step 4: Simplify right side
    1,372,954.51x = 1,777,963,461,915.13
  5. Step 5: Solve for x
    x = 1,777,963,461,915.13/1,372,954.51
  6. Step 6: Final answer
    x = 1,294,990.80

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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.