Home / 2,052,967.20-3,081,200.40-917,476.80

Finding the Fourth Proportional to 2,052,967.20, 3,081,200.40 and 917,476.80

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Solution

The fourth proportional to 2,052,967.20, 3,081,200.40 and 917,476.80 is: 1,376,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052,967.20 : 3,081,200.40 = 917,476.80 : x
  2. Step 2: Convert to fraction form
    2,052,967.20/3,081,200.40 = 917,476.80/x
  3. Step 3: Cross multiply
    2,052,967.20x = 3,081,200.40 × 917,476.80
  4. Step 4: Simplify right side
    2,052,967.20x = 2,826,929,883,150.72
  5. Step 5: Solve for x
    x = 2,826,929,883,150.72/2,052,967.20
  6. Step 6: Final answer
    x = 1,376,997.10

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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.