Home / 1,954,143.78-2,931,493.90-606,422.84

Finding the Fourth Proportional to 1,954,143.78, 2,931,493.90 and 606,422.84

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Solution

The fourth proportional to 1,954,143.78, 2,931,493.90 and 606,422.84 is: 909,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,143.78 : 2,931,493.90 = 606,422.84 : x
  2. Step 2: Convert to fraction form
    1,954,143.78/2,931,493.90 = 606,422.84/x
  3. Step 3: Cross multiply
    1,954,143.78x = 2,931,493.90 × 606,422.84
  4. Step 4: Simplify right side
    1,954,143.78x = 1,777,724,856,280.68
  5. Step 5: Solve for x
    x = 1,777,724,856,280.68/1,954,143.78
  6. Step 6: Final answer
    x = 909,720.60

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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.