Home / 2,862,028.32-4,285,956.58-2,102,067.68

Finding the Fourth Proportional to 2,862,028.32, 4,285,956.58 and 2,102,067.68

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Solution

The fourth proportional to 2,862,028.32, 4,285,956.58 and 2,102,067.68 is: 3,147,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,028.32 : 4,285,956.58 = 2,102,067.68 : x
  2. Step 2: Convert to fraction form
    2,862,028.32/4,285,956.58 = 2,102,067.68/x
  3. Step 3: Cross multiply
    2,862,028.32x = 4,285,956.58 × 2,102,067.68
  4. Step 4: Simplify right side
    2,862,028.32x = 9,009,370,804,701.34
  5. Step 5: Solve for x
    x = 9,009,370,804,701.34/2,862,028.32
  6. Step 6: Final answer
    x = 3,147,897.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.