Home / 1,940,904.09-2,911,896.24-846,784.65

Finding the Fourth Proportional to 1,940,904.09, 2,911,896.24 and 846,784.65

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Solution

The fourth proportional to 1,940,904.09, 2,911,896.24 and 846,784.65 is: 1,270,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,904.09 : 2,911,896.24 = 846,784.65 : x
  2. Step 2: Convert to fraction form
    1,940,904.09/2,911,896.24 = 846,784.65/x
  3. Step 3: Cross multiply
    1,940,904.09x = 2,911,896.24 × 846,784.65
  4. Step 4: Simplify right side
    1,940,904.09x = 2,465,749,035,546.30
  5. Step 5: Solve for x
    x = 2,465,749,035,546.30/1,940,904.09
  6. Step 6: Final answer
    x = 1,270,412.61

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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.