Home / 3,364,353.90-4,642,646.22-1,913,912.82

Finding the Fourth Proportional to 3,364,353.90, 4,642,646.22 and 1,913,912.82

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Solution

The fourth proportional to 3,364,353.90, 4,642,646.22 and 1,913,912.82 is: 2,641,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,353.90 : 4,642,646.22 = 1,913,912.82 : x
  2. Step 2: Convert to fraction form
    3,364,353.90/4,642,646.22 = 1,913,912.82/x
  3. Step 3: Cross multiply
    3,364,353.90x = 4,642,646.22 × 1,913,912.82
  4. Step 4: Simplify right side
    3,364,353.90x = 8,885,620,119,182.54
  5. Step 5: Solve for x
    x = 8,885,620,119,182.54/3,364,353.90
  6. Step 6: Final answer
    x = 2,641,107.44

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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.