Home / 1,195,404.96-1,649,659.48-679,159.76

Finding the Fourth Proportional to 1,195,404.96, 1,649,659.48 and 679,159.76

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Solution

The fourth proportional to 1,195,404.96, 1,649,659.48 and 679,159.76 is: 937,240.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,404.96 : 1,649,659.48 = 679,159.76 : x
  2. Step 2: Convert to fraction form
    1,195,404.96/1,649,659.48 = 679,159.76/x
  3. Step 3: Cross multiply
    1,195,404.96x = 1,649,659.48 × 679,159.76
  4. Step 4: Simplify right side
    1,195,404.96x = 1,120,382,336,518.52
  5. Step 5: Solve for x
    x = 1,120,382,336,518.52/1,195,404.96
  6. Step 6: Final answer
    x = 937,240.83

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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.