Home / 1,867,145.40-2,801,063.70-605,014.20

Finding the Fourth Proportional to 1,867,145.40, 2,801,063.70 and 605,014.20

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Solution

The fourth proportional to 1,867,145.40, 2,801,063.70 and 605,014.20 is: 907,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,145.40 : 2,801,063.70 = 605,014.20 : x
  2. Step 2: Convert to fraction form
    1,867,145.40/2,801,063.70 = 605,014.20/x
  3. Step 3: Cross multiply
    1,867,145.40x = 2,801,063.70 × 605,014.20
  4. Step 4: Simplify right side
    1,867,145.40x = 1,694,683,313,604.54
  5. Step 5: Solve for x
    x = 1,694,683,313,604.54/1,867,145.40
  6. Step 6: Final answer
    x = 907,633.29

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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.