Home / 1,396,742.76-2,096,580.12-1,237,835.34

Finding the Fourth Proportional to 1,396,742.76, 2,096,580.12 and 1,237,835.34

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Solution

The fourth proportional to 1,396,742.76, 2,096,580.12 and 1,237,835.34 is: 1,858,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,742.76 : 2,096,580.12 = 1,237,835.34 : x
  2. Step 2: Convert to fraction form
    1,396,742.76/2,096,580.12 = 1,237,835.34/x
  3. Step 3: Cross multiply
    1,396,742.76x = 2,096,580.12 × 1,237,835.34
  4. Step 4: Simplify right side
    1,396,742.76x = 2,595,220,965,677.44
  5. Step 5: Solve for x
    x = 2,595,220,965,677.44/1,396,742.76
  6. Step 6: Final answer
    x = 1,858,052.21

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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.