Home / 3,464,123.12-5,195,572.32-939,975.20

Finding the Fourth Proportional to 3,464,123.12, 5,195,572.32 and 939,975.20

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Solution

The fourth proportional to 3,464,123.12, 5,195,572.32 and 939,975.20 is: 1,409,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,123.12 : 5,195,572.32 = 939,975.20 : x
  2. Step 2: Convert to fraction form
    3,464,123.12/5,195,572.32 = 939,975.20/x
  3. Step 3: Cross multiply
    3,464,123.12x = 5,195,572.32 × 939,975.20
  4. Step 4: Simplify right side
    3,464,123.12x = 4,883,709,147,120.30
  5. Step 5: Solve for x
    x = 4,883,709,147,120.30/3,464,123.12
  6. Step 6: Final answer
    x = 1,409,796.64

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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.