Home / 1,082,606.40-1,623,218.40-451,771.20

Finding the Fourth Proportional to 1,082,606.40, 1,623,218.40 and 451,771.20

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Solution

The fourth proportional to 1,082,606.40, 1,623,218.40 and 451,771.20 is: 677,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,606.40 : 1,623,218.40 = 451,771.20 : x
  2. Step 2: Convert to fraction form
    1,082,606.40/1,623,218.40 = 451,771.20/x
  3. Step 3: Cross multiply
    1,082,606.40x = 1,623,218.40 × 451,771.20
  4. Step 4: Simplify right side
    1,082,606.40x = 733,323,324,430.08
  5. Step 5: Solve for x
    x = 733,323,324,430.08/1,082,606.40
  6. Step 6: Final answer
    x = 677,368.36

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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.