Home / 3,758,516.70-5,186,756.37-2,039,637.21

Finding the Fourth Proportional to 3,758,516.70, 5,186,756.37 and 2,039,637.21

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Solution

The fourth proportional to 3,758,516.70, 5,186,756.37 and 2,039,637.21 is: 2,814,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,516.70 : 5,186,756.37 = 2,039,637.21 : x
  2. Step 2: Convert to fraction form
    3,758,516.70/5,186,756.37 = 2,039,637.21/x
  3. Step 3: Cross multiply
    3,758,516.70x = 5,186,756.37 × 2,039,637.21
  4. Step 4: Simplify right side
    3,758,516.70x = 10,579,101,291,456.53
  5. Step 5: Solve for x
    x = 10,579,101,291,456.53/3,758,516.70
  6. Step 6: Final answer
    x = 2,814,701.15

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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.