Home / 1,814,931.36-2,715,556.73-1,082,746.85

Finding the Fourth Proportional to 1,814,931.36, 2,715,556.73 and 1,082,746.85

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Solution

The fourth proportional to 1,814,931.36, 2,715,556.73 and 1,082,746.85 is: 1,620,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,931.36 : 2,715,556.73 = 1,082,746.85 : x
  2. Step 2: Convert to fraction form
    1,814,931.36/2,715,556.73 = 1,082,746.85/x
  3. Step 3: Cross multiply
    1,814,931.36x = 2,715,556.73 × 1,082,746.85
  4. Step 4: Simplify right side
    1,814,931.36x = 2,940,260,476,412.28
  5. Step 5: Solve for x
    x = 2,940,260,476,412.28/1,814,931.36
  6. Step 6: Final answer
    x = 1,620,039.49

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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.