Home / 3,479,114.71-4,801,441.27-1,930,669.50

Finding the Fourth Proportional to 3,479,114.71, 4,801,441.27 and 1,930,669.50

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Solution

The fourth proportional to 3,479,114.71, 4,801,441.27 and 1,930,669.50 is: 2,664,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,114.71 : 4,801,441.27 = 1,930,669.50 : x
  2. Step 2: Convert to fraction form
    3,479,114.71/4,801,441.27 = 1,930,669.50/x
  3. Step 3: Cross multiply
    3,479,114.71x = 4,801,441.27 × 1,930,669.50
  4. Step 4: Simplify right side
    3,479,114.71x = 9,269,996,216,030.26
  5. Step 5: Solve for x
    x = 9,269,996,216,030.26/3,479,114.71
  6. Step 6: Final answer
    x = 2,664,469.84

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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.