Home / 1,904,709.05-2,857,032.19-767,443.54

Finding the Fourth Proportional to 1,904,709.05, 2,857,032.19 and 767,443.54

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Solution

The fourth proportional to 1,904,709.05, 2,857,032.19 and 767,443.54 is: 1,151,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,709.05 : 2,857,032.19 = 767,443.54 : x
  2. Step 2: Convert to fraction form
    1,904,709.05/2,857,032.19 = 767,443.54/x
  3. Step 3: Cross multiply
    1,904,709.05x = 2,857,032.19 × 767,443.54
  4. Step 4: Simplify right side
    1,904,709.05x = 2,192,610,879,665.17
  5. Step 5: Solve for x
    x = 2,192,610,879,665.17/1,904,709.05
  6. Step 6: Final answer
    x = 1,151,152.65

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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.