Home / 1,440,355.37-1,987,711.26-795,790.40

Finding the Fourth Proportional to 1,440,355.37, 1,987,711.26 and 795,790.40

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Solution

The fourth proportional to 1,440,355.37, 1,987,711.26 and 795,790.40 is: 1,098,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,355.37 : 1,987,711.26 = 795,790.40 : x
  2. Step 2: Convert to fraction form
    1,440,355.37/1,987,711.26 = 795,790.40/x
  3. Step 3: Cross multiply
    1,440,355.37x = 1,987,711.26 × 795,790.40
  4. Step 4: Simplify right side
    1,440,355.37x = 1,581,801,538,679.90
  5. Step 5: Solve for x
    x = 1,581,801,538,679.90/1,440,355.37
  6. Step 6: Final answer
    x = 1,098,202.27

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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.