Home / 1,440,219.75-2,159,829.33-801,498.18

Finding the Fourth Proportional to 1,440,219.75, 2,159,829.33 and 801,498.18

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Solution

The fourth proportional to 1,440,219.75, 2,159,829.33 and 801,498.18 is: 1,201,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,219.75 : 2,159,829.33 = 801,498.18 : x
  2. Step 2: Convert to fraction form
    1,440,219.75/2,159,829.33 = 801,498.18/x
  3. Step 3: Cross multiply
    1,440,219.75x = 2,159,829.33 × 801,498.18
  4. Step 4: Simplify right side
    1,440,219.75x = 1,731,099,277,105.62
  5. Step 5: Solve for x
    x = 1,731,099,277,105.62/1,440,219.75
  6. Step 6: Final answer
    x = 1,201,968.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.