Home / 3,180,774.64-4,390,371.48-1,874,785.72

Finding the Fourth Proportional to 3,180,774.64, 4,390,371.48 and 1,874,785.72

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Solution

The fourth proportional to 3,180,774.64, 4,390,371.48 and 1,874,785.72 is: 2,587,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,774.64 : 4,390,371.48 = 1,874,785.72 : x
  2. Step 2: Convert to fraction form
    3,180,774.64/4,390,371.48 = 1,874,785.72/x
  3. Step 3: Cross multiply
    3,180,774.64x = 4,390,371.48 × 1,874,785.72
  4. Step 4: Simplify right side
    3,180,774.64x = 8,231,005,756,199.27
  5. Step 5: Solve for x
    x = 8,231,005,756,199.27/3,180,774.64
  6. Step 6: Final answer
    x = 2,587,736.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.