Home / 2,069,801.20-3,104,701.80-553,481.20

Finding the Fourth Proportional to 2,069,801.20, 3,104,701.80 and 553,481.20

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Solution

The fourth proportional to 2,069,801.20, 3,104,701.80 and 553,481.20 is: 830,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,801.20 : 3,104,701.80 = 553,481.20 : x
  2. Step 2: Convert to fraction form
    2,069,801.20/3,104,701.80 = 553,481.20/x
  3. Step 3: Cross multiply
    2,069,801.20x = 3,104,701.80 × 553,481.20
  4. Step 4: Simplify right side
    2,069,801.20x = 1,718,394,077,906.16
  5. Step 5: Solve for x
    x = 1,718,394,077,906.16/2,069,801.20
  6. Step 6: Final answer
    x = 830,221.80

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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.