Home / 1,380,234.44-2,070,774.18-706,792.56

Finding the Fourth Proportional to 1,380,234.44, 2,070,774.18 and 706,792.56

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Solution

The fourth proportional to 1,380,234.44, 2,070,774.18 and 706,792.56 is: 1,060,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,234.44 : 2,070,774.18 = 706,792.56 : x
  2. Step 2: Convert to fraction form
    1,380,234.44/2,070,774.18 = 706,792.56/x
  3. Step 3: Cross multiply
    1,380,234.44x = 2,070,774.18 × 706,792.56
  4. Step 4: Simplify right side
    1,380,234.44x = 1,463,607,780,330.14
  5. Step 5: Solve for x
    x = 1,463,607,780,330.14/1,380,234.44
  6. Step 6: Final answer
    x = 1,060,405.21

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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.