Home / 3,922,701.30-5,413,427.80-2,156,578.01

Finding the Fourth Proportional to 3,922,701.30, 5,413,427.80 and 2,156,578.01

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Solution

The fourth proportional to 3,922,701.30, 5,413,427.80 and 2,156,578.01 is: 2,976,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,701.30 : 5,413,427.80 = 2,156,578.01 : x
  2. Step 2: Convert to fraction form
    3,922,701.30/5,413,427.80 = 2,156,578.01/x
  3. Step 3: Cross multiply
    3,922,701.30x = 5,413,427.80 × 2,156,578.01
  4. Step 4: Simplify right side
    3,922,701.30x = 11,674,479,347,595.09
  5. Step 5: Solve for x
    x = 11,674,479,347,595.09/3,922,701.30
  6. Step 6: Final answer
    x = 2,976,132.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.