Home / 2,134,279.56-2,945,243.18-1,167,388.94

Finding the Fourth Proportional to 2,134,279.56, 2,945,243.18 and 1,167,388.94

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Solution

The fourth proportional to 2,134,279.56, 2,945,243.18 and 1,167,388.94 is: 1,610,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,279.56 : 2,945,243.18 = 1,167,388.94 : x
  2. Step 2: Convert to fraction form
    2,134,279.56/2,945,243.18 = 1,167,388.94/x
  3. Step 3: Cross multiply
    2,134,279.56x = 2,945,243.18 × 1,167,388.94
  4. Step 4: Simplify right side
    2,134,279.56x = 3,438,244,317,657.45
  5. Step 5: Solve for x
    x = 3,438,244,317,657.45/2,134,279.56
  6. Step 6: Final answer
    x = 1,610,962.49

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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.