Home / 1,440,434.40-1,987,839.57-795,896.13

Finding the Fourth Proportional to 1,440,434.40, 1,987,839.57 and 795,896.13

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Solution

The fourth proportional to 1,440,434.40, 1,987,839.57 and 795,896.13 is: 1,098,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,434.40 : 1,987,839.57 = 795,896.13 : x
  2. Step 2: Convert to fraction form
    1,440,434.40/1,987,839.57 = 795,896.13/x
  3. Step 3: Cross multiply
    1,440,434.40x = 1,987,839.57 × 795,896.13
  4. Step 4: Simplify right side
    1,440,434.40x = 1,582,113,831,262.87
  5. Step 5: Solve for x
    x = 1,582,113,831,262.87/1,440,434.40
  6. Step 6: Final answer
    x = 1,098,358.83

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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.