Home / 1,705,816.19-2,559,958.90-667,319.82

Finding the Fourth Proportional to 1,705,816.19, 2,559,958.90 and 667,319.82

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Solution

The fourth proportional to 1,705,816.19, 2,559,958.90 and 667,319.82 is: 1,001,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,816.19 : 2,559,958.90 = 667,319.82 : x
  2. Step 2: Convert to fraction form
    1,705,816.19/2,559,958.90 = 667,319.82/x
  3. Step 3: Cross multiply
    1,705,816.19x = 2,559,958.90 × 667,319.82
  4. Step 4: Simplify right side
    1,705,816.19x = 1,708,311,296,219.00
  5. Step 5: Solve for x
    x = 1,708,311,296,219.00/1,705,816.19
  6. Step 6: Final answer
    x = 1,001,462.71

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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.