Home / 2,022,718.83-2,791,436.79-1,163,279.76

Finding the Fourth Proportional to 2,022,718.83, 2,791,436.79 and 1,163,279.76

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Solution

The fourth proportional to 2,022,718.83, 2,791,436.79 and 1,163,279.76 is: 1,605,374.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022,718.83 : 2,791,436.79 = 1,163,279.76 : x
  2. Step 2: Convert to fraction form
    2,022,718.83/2,791,436.79 = 1,163,279.76/x
  3. Step 3: Cross multiply
    2,022,718.83x = 2,791,436.79 × 1,163,279.76
  4. Step 4: Simplify right side
    2,022,718.83x = 3,247,221,919,126.37
  5. Step 5: Solve for x
    x = 3,247,221,919,126.37/2,022,718.83
  6. Step 6: Final answer
    x = 1,605,374.84

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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.