Home / 1,195,408.16-1,649,663.88-679,162.96

Finding the Fourth Proportional to 1,195,408.16, 1,649,663.88 and 679,162.96

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Solution

The fourth proportional to 1,195,408.16, 1,649,663.88 and 679,162.96 is: 937,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,408.16 : 1,649,663.88 = 679,162.96 : x
  2. Step 2: Convert to fraction form
    1,195,408.16/1,649,663.88 = 679,162.96/x
  3. Step 3: Cross multiply
    1,195,408.16x = 1,649,663.88 × 679,162.96
  4. Step 4: Simplify right side
    1,195,408.16x = 1,120,390,600,350.07
  5. Step 5: Solve for x
    x = 1,120,390,600,350.07/1,195,408.16
  6. Step 6: Final answer
    x = 937,245.23

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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.