Home / 3,885,632.07-5,362,177.41-2,143,262.39

Finding the Fourth Proportional to 3,885,632.07, 5,362,177.41 and 2,143,262.39

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Solution

The fourth proportional to 3,885,632.07, 5,362,177.41 and 2,143,262.39 is: 2,957,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,632.07 : 5,362,177.41 = 2,143,262.39 : x
  2. Step 2: Convert to fraction form
    3,885,632.07/5,362,177.41 = 2,143,262.39/x
  3. Step 3: Cross multiply
    3,885,632.07x = 5,362,177.41 × 2,143,262.39
  4. Step 4: Simplify right side
    3,885,632.07x = 11,492,553,144,549.72
  5. Step 5: Solve for x
    x = 11,492,553,144,549.72/3,885,632.07
  6. Step 6: Final answer
    x = 2,957,704.93

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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.