Home / 1,647,823.90-2,468,971.05-804,559.90

Finding the Fourth Proportional to 1,647,823.90, 2,468,971.05 and 804,559.90

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Solution

The fourth proportional to 1,647,823.90, 2,468,971.05 and 804,559.90 is: 1,205,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,823.90 : 2,468,971.05 = 804,559.90 : x
  2. Step 2: Convert to fraction form
    1,647,823.90/2,468,971.05 = 804,559.90/x
  3. Step 3: Cross multiply
    1,647,823.90x = 2,468,971.05 × 804,559.90
  4. Step 4: Simplify right side
    1,647,823.90x = 1,986,435,101,090.90
  5. Step 5: Solve for x
    x = 1,986,435,101,090.90/1,647,823.90
  6. Step 6: Final answer
    x = 1,205,489.92

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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.