Home / 1,440,494.85-1,987,878.81-795,910.45

Finding the Fourth Proportional to 1,440,494.85, 1,987,878.81 and 795,910.45

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Solution

The fourth proportional to 1,440,494.85, 1,987,878.81 and 795,910.45 is: 1,098,354.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,494.85 : 1,987,878.81 = 795,910.45 : x
  2. Step 2: Convert to fraction form
    1,440,494.85/1,987,878.81 = 795,910.45/x
  3. Step 3: Cross multiply
    1,440,494.85x = 1,987,878.81 × 795,910.45
  4. Step 4: Simplify right side
    1,440,494.85x = 1,582,173,518,212.56
  5. Step 5: Solve for x
    x = 1,582,173,518,212.56/1,440,494.85
  6. Step 6: Final answer
    x = 1,098,354.17

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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.