Home / 3,758,626.50-5,186,908.20-2,039,747.40

Finding the Fourth Proportional to 3,758,626.50, 5,186,908.20 and 2,039,747.40

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Solution

The fourth proportional to 3,758,626.50, 5,186,908.20 and 2,039,747.40 is: 2,814,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,626.50 : 5,186,908.20 = 2,039,747.40 : x
  2. Step 2: Convert to fraction form
    3,758,626.50/5,186,908.20 = 2,039,747.40/x
  3. Step 3: Cross multiply
    3,758,626.50x = 5,186,908.20 × 2,039,747.40
  4. Step 4: Simplify right side
    3,758,626.50x = 10,579,982,514,988.68
  5. Step 5: Solve for x
    x = 10,579,982,514,988.68/3,758,626.50
  6. Step 6: Final answer
    x = 2,814,853.38

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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.