Home / 816,134.33-1,125,078.35-570,356

Finding the Fourth Proportional to 816,134.33, 1,125,078.35 and 570,356

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Solution

The fourth proportional to 816,134.33, 1,125,078.35 and 570,356 is: 786,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,134.33 : 1,125,078.35 = 570,356 : x
  2. Step 2: Convert to fraction form
    816,134.33/1,125,078.35 = 570,356/x
  3. Step 3: Cross multiply
    816,134.33x = 1,125,078.35 × 570,356
  4. Step 4: Simplify right side
    816,134.33x = 641,695,184,540.82
  5. Step 5: Solve for x
    x = 641,695,184,540.82/816,134.33
  6. Step 6: Final answer
    x = 786,261.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.