Home / 3,590,818.76-4,956,067.38-2,195,618.90

Finding the Fourth Proportional to 3,590,818.76, 4,956,067.38 and 2,195,618.90

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Solution

The fourth proportional to 3,590,818.76, 4,956,067.38 and 2,195,618.90 is: 3,030,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,818.76 : 4,956,067.38 = 2,195,618.90 : x
  2. Step 2: Convert to fraction form
    3,590,818.76/4,956,067.38 = 2,195,618.90/x
  3. Step 3: Cross multiply
    3,590,818.76x = 4,956,067.38 × 2,195,618.90
  4. Step 4: Simplify right side
    3,590,818.76x = 10,881,635,209,201.48
  5. Step 5: Solve for x
    x = 10,881,635,209,201.48/3,590,818.76
  6. Step 6: Final answer
    x = 3,030,405.02

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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.