Home / 2,127,343.32-2,938,935.15-1,394,040.24

Finding the Fourth Proportional to 2,127,343.32, 2,938,935.15 and 1,394,040.24

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Solution

The fourth proportional to 2,127,343.32, 2,938,935.15 and 1,394,040.24 is: 1,925,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,343.32 : 2,938,935.15 = 1,394,040.24 : x
  2. Step 2: Convert to fraction form
    2,127,343.32/2,938,935.15 = 1,394,040.24/x
  3. Step 3: Cross multiply
    2,127,343.32x = 2,938,935.15 × 1,394,040.24
  4. Step 4: Simplify right side
    2,127,343.32x = 4,096,993,861,850.44
  5. Step 5: Solve for x
    x = 4,096,993,861,850.44/2,127,343.32
  6. Step 6: Final answer
    x = 1,925,873.38

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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.