Home / 1,550,557.47-2,325,836.36-485,682.57

Finding the Fourth Proportional to 1,550,557.47, 2,325,836.36 and 485,682.57

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Solution

The fourth proportional to 1,550,557.47, 2,325,836.36 and 485,682.57 is: 728,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,557.47 : 2,325,836.36 = 485,682.57 : x
  2. Step 2: Convert to fraction form
    1,550,557.47/2,325,836.36 = 485,682.57/x
  3. Step 3: Cross multiply
    1,550,557.47x = 2,325,836.36 × 485,682.57
  4. Step 4: Simplify right side
    1,550,557.47x = 1,129,618,178,295.83
  5. Step 5: Solve for x
    x = 1,129,618,178,295.83/1,550,557.47
  6. Step 6: Final answer
    x = 728,523.90

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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.