Home / 1,954,766.10-2,695,977.27-1,375,905.31

Finding the Fourth Proportional to 1,954,766.10, 2,695,977.27 and 1,375,905.31

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Solution

The fourth proportional to 1,954,766.10, 2,695,977.27 and 1,375,905.31 is: 1,897,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,766.10 : 2,695,977.27 = 1,375,905.31 : x
  2. Step 2: Convert to fraction form
    1,954,766.10/2,695,977.27 = 1,375,905.31/x
  3. Step 3: Cross multiply
    1,954,766.10x = 2,695,977.27 × 1,375,905.31
  4. Step 4: Simplify right side
    1,954,766.10x = 3,709,409,441,432.30
  5. Step 5: Solve for x
    x = 3,709,409,441,432.30/1,954,766.10
  6. Step 6: Final answer
    x = 1,897,623.17

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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.