Home / 1,040,745.06-1,561,708.14-410,101.74

Finding the Fourth Proportional to 1,040,745.06, 1,561,708.14 and 410,101.74

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Solution

The fourth proportional to 1,040,745.06, 1,561,708.14 and 410,101.74 is: 615,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,745.06 : 1,561,708.14 = 410,101.74 : x
  2. Step 2: Convert to fraction form
    1,040,745.06/1,561,708.14 = 410,101.74/x
  3. Step 3: Cross multiply
    1,040,745.06x = 1,561,708.14 × 410,101.74
  4. Step 4: Simplify right side
    1,040,745.06x = 640,459,225,586.16
  5. Step 5: Solve for x
    x = 640,459,225,586.16/1,040,745.06
  6. Step 6: Final answer
    x = 615,385.31

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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.