Home / 2,104,558.40-3,157,615.20-843,291.20

Finding the Fourth Proportional to 2,104,558.40, 3,157,615.20 and 843,291.20

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Solution

The fourth proportional to 2,104,558.40, 3,157,615.20 and 843,291.20 is: 1,265,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,558.40 : 3,157,615.20 = 843,291.20 : x
  2. Step 2: Convert to fraction form
    2,104,558.40/3,157,615.20 = 843,291.20/x
  3. Step 3: Cross multiply
    2,104,558.40x = 3,157,615.20 × 843,291.20
  4. Step 4: Simplify right side
    2,104,558.40x = 2,662,789,111,146.24
  5. Step 5: Solve for x
    x = 2,662,789,111,146.24/2,104,558.40
  6. Step 6: Final answer
    x = 1,265,248.38

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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.