Home / 3,954,811.42-5,930,699.59-1,905,113.71

Finding the Fourth Proportional to 3,954,811.42, 5,930,699.59 and 1,905,113.71

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Solution

The fourth proportional to 3,954,811.42, 5,930,699.59 and 1,905,113.71 is: 2,856,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,811.42 : 5,930,699.59 = 1,905,113.71 : x
  2. Step 2: Convert to fraction form
    3,954,811.42/5,930,699.59 = 1,905,113.71/x
  3. Step 3: Cross multiply
    3,954,811.42x = 5,930,699.59 × 1,905,113.71
  4. Step 4: Simplify right side
    3,954,811.42x = 11,298,657,098,800.38
  5. Step 5: Solve for x
    x = 11,298,657,098,800.38/3,954,811.42
  6. Step 6: Final answer
    x = 2,856,939.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.