Home / 1,027,789.66-1,540,667.54-487,095.63

Finding the Fourth Proportional to 1,027,789.66, 1,540,667.54 and 487,095.63

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Solution

The fourth proportional to 1,027,789.66, 1,540,667.54 and 487,095.63 is: 730,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,789.66 : 1,540,667.54 = 487,095.63 : x
  2. Step 2: Convert to fraction form
    1,027,789.66/1,540,667.54 = 487,095.63/x
  3. Step 3: Cross multiply
    1,027,789.66x = 1,540,667.54 × 487,095.63
  4. Step 4: Simplify right side
    1,027,789.66x = 750,452,418,717.17
  5. Step 5: Solve for x
    x = 750,452,418,717.17/1,027,789.66
  6. Step 6: Final answer
    x = 730,161.48

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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.