Home / 3,405,011.56-5,107,611.80-846,123.14

Finding the Fourth Proportional to 3,405,011.56, 5,107,611.80 and 846,123.14

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Solution

The fourth proportional to 3,405,011.56, 5,107,611.80 and 846,123.14 is: 1,269,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,011.56 : 5,107,611.80 = 846,123.14 : x
  2. Step 2: Convert to fraction form
    3,405,011.56/5,107,611.80 = 846,123.14/x
  3. Step 3: Cross multiply
    3,405,011.56x = 5,107,611.80 × 846,123.14
  4. Step 4: Simplify right side
    3,405,011.56x = 4,321,668,534,117.05
  5. Step 5: Solve for x
    x = 4,321,668,534,117.05/3,405,011.56
  6. Step 6: Final answer
    x = 1,269,208.18

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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.