Home / 1,916,375.04-2,644,718.40-1,100,833.92

Finding the Fourth Proportional to 1,916,375.04, 2,644,718.40 and 1,100,833.92

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Solution

The fourth proportional to 1,916,375.04, 2,644,718.40 and 1,100,833.92 is: 1,519,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,375.04 : 2,644,718.40 = 1,100,833.92 : x
  2. Step 2: Convert to fraction form
    1,916,375.04/2,644,718.40 = 1,100,833.92/x
  3. Step 3: Cross multiply
    1,916,375.04x = 2,644,718.40 × 1,100,833.92
  4. Step 4: Simplify right side
    1,916,375.04x = 2,911,395,723,568.13
  5. Step 5: Solve for x
    x = 2,911,395,723,568.13/1,916,375.04
  6. Step 6: Final answer
    x = 1,519,220.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.