Home / 3,534,511.31-4,877,690.10-1,964,790.54

Finding the Fourth Proportional to 3,534,511.31, 4,877,690.10 and 1,964,790.54

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Solution

The fourth proportional to 3,534,511.31, 4,877,690.10 and 1,964,790.54 is: 2,711,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,511.31 : 4,877,690.10 = 1,964,790.54 : x
  2. Step 2: Convert to fraction form
    3,534,511.31/4,877,690.10 = 1,964,790.54/x
  3. Step 3: Cross multiply
    3,534,511.31x = 4,877,690.10 × 1,964,790.54
  4. Step 4: Simplify right side
    3,534,511.31x = 9,583,639,358,163.69
  5. Step 5: Solve for x
    x = 9,583,639,358,163.69/3,534,511.31
  6. Step 6: Final answer
    x = 2,711,446.79

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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.