Home / 1,297,221.54-1,944,144.51-527,822.60

Finding the Fourth Proportional to 1,297,221.54, 1,944,144.51 and 527,822.60

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Solution

The fourth proportional to 1,297,221.54, 1,944,144.51 and 527,822.60 is: 791,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,221.54 : 1,944,144.51 = 527,822.60 : x
  2. Step 2: Convert to fraction form
    1,297,221.54/1,944,144.51 = 527,822.60/x
  3. Step 3: Cross multiply
    1,297,221.54x = 1,944,144.51 × 527,822.60
  4. Step 4: Simplify right side
    1,297,221.54x = 1,026,163,400,323.20
  5. Step 5: Solve for x
    x = 1,026,163,400,323.20/1,297,221.54
  6. Step 6: Final answer
    x = 791,047.15

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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.