Home / 3,830,545.13-5,286,168.29-2,111,627.93

Finding the Fourth Proportional to 3,830,545.13, 5,286,168.29 and 2,111,627.93

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Solution

The fourth proportional to 3,830,545.13, 5,286,168.29 and 2,111,627.93 is: 2,914,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,545.13 : 5,286,168.29 = 2,111,627.93 : x
  2. Step 2: Convert to fraction form
    3,830,545.13/5,286,168.29 = 2,111,627.93/x
  3. Step 3: Cross multiply
    3,830,545.13x = 5,286,168.29 × 2,111,627.93
  4. Step 4: Simplify right side
    3,830,545.13x = 11,162,420,593,286.20
  5. Step 5: Solve for x
    x = 11,162,420,593,286.20/3,830,545.13
  6. Step 6: Final answer
    x = 2,914,055.37

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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.