Home / 2,477,672.55-3,420,654.03-1,560,687.72

Finding the Fourth Proportional to 2,477,672.55, 3,420,654.03 and 1,560,687.72

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Solution

The fourth proportional to 2,477,672.55, 3,420,654.03 and 1,560,687.72 is: 2,154,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,672.55 : 3,420,654.03 = 1,560,687.72 : x
  2. Step 2: Convert to fraction form
    2,477,672.55/3,420,654.03 = 1,560,687.72/x
  3. Step 3: Cross multiply
    2,477,672.55x = 3,420,654.03 × 1,560,687.72
  4. Step 4: Simplify right side
    2,477,672.55x = 5,338,572,738,989.51
  5. Step 5: Solve for x
    x = 5,338,572,738,989.51/2,477,672.55
  6. Step 6: Final answer
    x = 2,154,672.43

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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.