Home / 3,935,623.47-5,431,190.72-2,216,583.15

Finding the Fourth Proportional to 3,935,623.47, 5,431,190.72 and 2,216,583.15

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Solution

The fourth proportional to 3,935,623.47, 5,431,190.72 and 2,216,583.15 is: 3,058,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,623.47 : 5,431,190.72 = 2,216,583.15 : x
  2. Step 2: Convert to fraction form
    3,935,623.47/5,431,190.72 = 2,216,583.15/x
  3. Step 3: Cross multiply
    3,935,623.47x = 5,431,190.72 × 2,216,583.15
  4. Step 4: Simplify right side
    3,935,623.47x = 12,038,685,823,305.45
  5. Step 5: Solve for x
    x = 12,038,685,823,305.45/3,935,623.47
  6. Step 6: Final answer
    x = 3,058,901.83

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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.