Home / 1,364,999.70-2,047,499.55-1,099,279.20

Finding the Fourth Proportional to 1,364,999.70, 2,047,499.55 and 1,099,279.20

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Solution

The fourth proportional to 1,364,999.70, 2,047,499.55 and 1,099,279.20 is: 1,648,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,999.70 : 2,047,499.55 = 1,099,279.20 : x
  2. Step 2: Convert to fraction form
    1,364,999.70/2,047,499.55 = 1,099,279.20/x
  3. Step 3: Cross multiply
    1,364,999.70x = 2,047,499.55 × 1,099,279.20
  4. Step 4: Simplify right side
    1,364,999.70x = 2,250,773,667,324.36
  5. Step 5: Solve for x
    x = 2,250,773,667,324.36/1,364,999.70
  6. Step 6: Final answer
    x = 1,648,918.80

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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.