Home / 3,171,613-4,376,824.26-1,794,931.72

Finding the Fourth Proportional to 3,171,613, 4,376,824.26 and 1,794,931.72

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Solution

The fourth proportional to 3,171,613, 4,376,824.26 and 1,794,931.72 is: 2,477,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,613 : 4,376,824.26 = 1,794,931.72 : x
  2. Step 2: Convert to fraction form
    3,171,613/4,376,824.26 = 1,794,931.72/x
  3. Step 3: Cross multiply
    3,171,613x = 4,376,824.26 × 1,794,931.72
  4. Step 4: Simplify right side
    3,171,613x = 7,856,100,697,139.53
  5. Step 5: Solve for x
    x = 7,856,100,697,139.53/3,171,613
  6. Step 6: Final answer
    x = 2,477,004.82

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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.