Home / 1,612,548.66-2,419,172.91-490,588.50

Finding the Fourth Proportional to 1,612,548.66, 2,419,172.91 and 490,588.50

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Solution

The fourth proportional to 1,612,548.66, 2,419,172.91 and 490,588.50 is: 735,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,548.66 : 2,419,172.91 = 490,588.50 : x
  2. Step 2: Convert to fraction form
    1,612,548.66/2,419,172.91 = 490,588.50/x
  3. Step 3: Cross multiply
    1,612,548.66x = 2,419,172.91 × 490,588.50
  4. Step 4: Simplify right side
    1,612,548.66x = 1,186,818,409,157.54
  5. Step 5: Solve for x
    x = 1,186,818,409,157.54/1,612,548.66
  6. Step 6: Final answer
    x = 735,989.21

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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.