Home / 1,344,320.70-2,016,481.05-1,039,890.30

Finding the Fourth Proportional to 1,344,320.70, 2,016,481.05 and 1,039,890.30

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Solution

The fourth proportional to 1,344,320.70, 2,016,481.05 and 1,039,890.30 is: 1,559,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,320.70 : 2,016,481.05 = 1,039,890.30 : x
  2. Step 2: Convert to fraction form
    1,344,320.70/2,016,481.05 = 1,039,890.30/x
  3. Step 3: Cross multiply
    1,344,320.70x = 2,016,481.05 × 1,039,890.30
  4. Step 4: Simplify right side
    1,344,320.70x = 2,096,919,084,028.82
  5. Step 5: Solve for x
    x = 2,096,919,084,028.82/1,344,320.70
  6. Step 6: Final answer
    x = 1,559,835.45

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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.