Home / 1,028,220.84-1,539,648.54-827,444.52

Finding the Fourth Proportional to 1,028,220.84, 1,539,648.54 and 827,444.52

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Solution

The fourth proportional to 1,028,220.84, 1,539,648.54 and 827,444.52 is: 1,239,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,220.84 : 1,539,648.54 = 827,444.52 : x
  2. Step 2: Convert to fraction form
    1,028,220.84/1,539,648.54 = 827,444.52/x
  3. Step 3: Cross multiply
    1,028,220.84x = 1,539,648.54 × 827,444.52
  4. Step 4: Simplify right side
    1,028,220.84x = 1,273,973,747,149.00
  5. Step 5: Solve for x
    x = 1,273,973,747,149.00/1,028,220.84
  6. Step 6: Final answer
    x = 1,239,007.90

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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.