Home / 1,195,400.41-1,649,653.18-679,155.20

Finding the Fourth Proportional to 1,195,400.41, 1,649,653.18 and 679,155.20

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Solution

The fourth proportional to 1,195,400.41, 1,649,653.18 and 679,155.20 is: 937,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,400.41 : 1,649,653.18 = 679,155.20 : x
  2. Step 2: Convert to fraction form
    1,195,400.41/1,649,653.18 = 679,155.20/x
  3. Step 3: Cross multiply
    1,195,400.41x = 1,649,653.18 × 679,155.20
  4. Step 4: Simplify right side
    1,195,400.41x = 1,120,370,531,633.58
  5. Step 5: Solve for x
    x = 1,120,370,531,633.58/1,195,400.41
  6. Step 6: Final answer
    x = 937,234.52

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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.