Home / 3,758,508.89-5,186,745.65-2,039,629.42

Finding the Fourth Proportional to 3,758,508.89, 5,186,745.65 and 2,039,629.42

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Solution

The fourth proportional to 3,758,508.89, 5,186,745.65 and 2,039,629.42 is: 2,814,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,508.89 : 5,186,745.65 = 2,039,629.42 : x
  2. Step 2: Convert to fraction form
    3,758,508.89/5,186,745.65 = 2,039,629.42/x
  3. Step 3: Cross multiply
    3,758,508.89x = 5,186,745.65 × 2,039,629.42
  4. Step 4: Simplify right side
    3,758,508.89x = 10,579,039,013,929.23
  5. Step 5: Solve for x
    x = 10,579,039,013,929.23/3,758,508.89
  6. Step 6: Final answer
    x = 2,814,690.44

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1.5x scale

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.