Home / 3,922,957.07-5,413,745.50-2,156,930

Finding the Fourth Proportional to 3,922,957.07, 5,413,745.50 and 2,156,930

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Solution

The fourth proportional to 3,922,957.07, 5,413,745.50 and 2,156,930 is: 2,976,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,957.07 : 5,413,745.50 = 2,156,930 : x
  2. Step 2: Convert to fraction form
    3,922,957.07/5,413,745.50 = 2,156,930/x
  3. Step 3: Cross multiply
    3,922,957.07x = 5,413,745.50 × 2,156,930
  4. Step 4: Simplify right side
    3,922,957.07x = 11,677,070,081,315
  5. Step 5: Solve for x
    x = 11,677,070,081,315/3,922,957.07
  6. Step 6: Final answer
    x = 2,976,599.00

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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.