Home / 3,429,086.40-5,143,629.60-1,154,420.64

Finding the Fourth Proportional to 3,429,086.40, 5,143,629.60 and 1,154,420.64

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Solution

The fourth proportional to 3,429,086.40, 5,143,629.60 and 1,154,420.64 is: 1,731,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,086.40 : 5,143,629.60 = 1,154,420.64 : x
  2. Step 2: Convert to fraction form
    3,429,086.40/5,143,629.60 = 1,154,420.64/x
  3. Step 3: Cross multiply
    3,429,086.40x = 5,143,629.60 × 1,154,420.64
  4. Step 4: Simplify right side
    3,429,086.40x = 5,937,912,174,754.94
  5. Step 5: Solve for x
    x = 5,937,912,174,754.94/3,429,086.40
  6. Step 6: Final answer
    x = 1,731,630.96

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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.