Home / 1,195,040.91-1,649,135.09-651,181.40

Finding the Fourth Proportional to 1,195,040.91, 1,649,135.09 and 651,181.40

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Solution

The fourth proportional to 1,195,040.91, 1,649,135.09 and 651,181.40 is: 898,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,040.91 : 1,649,135.09 = 651,181.40 : x
  2. Step 2: Convert to fraction form
    1,195,040.91/1,649,135.09 = 651,181.40/x
  3. Step 3: Cross multiply
    1,195,040.91x = 1,649,135.09 × 651,181.40
  4. Step 4: Simplify right side
    1,195,040.91x = 1,073,886,096,695.33
  5. Step 5: Solve for x
    x = 1,073,886,096,695.33/1,195,040.91
  6. Step 6: Final answer
    x = 898,618.69

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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.