Home / 3,543,420.64-5,315,975.71-1,147,265.98

Finding the Fourth Proportional to 3,543,420.64, 5,315,975.71 and 1,147,265.98

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Solution

The fourth proportional to 3,543,420.64, 5,315,975.71 and 1,147,265.98 is: 1,721,172.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,420.64 : 5,315,975.71 = 1,147,265.98 : x
  2. Step 2: Convert to fraction form
    3,543,420.64/5,315,975.71 = 1,147,265.98/x
  3. Step 3: Cross multiply
    3,543,420.64x = 5,315,975.71 × 1,147,265.98
  4. Step 4: Simplify right side
    3,543,420.64x = 6,098,838,082,589.35
  5. Step 5: Solve for x
    x = 6,098,838,082,589.35/3,543,420.64
  6. Step 6: Final answer
    x = 1,721,172.48

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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.