Home / 2,261,999.20-3,395,416.11-915,042.30

Finding the Fourth Proportional to 2,261,999.20, 3,395,416.11 and 915,042.30

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Solution

The fourth proportional to 2,261,999.20, 3,395,416.11 and 915,042.30 is: 1,373,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,999.20 : 3,395,416.11 = 915,042.30 : x
  2. Step 2: Convert to fraction form
    2,261,999.20/3,395,416.11 = 915,042.30/x
  3. Step 3: Cross multiply
    2,261,999.20x = 3,395,416.11 × 915,042.30
  4. Step 4: Simplify right side
    2,261,999.20x = 3,106,949,349,774.37
  5. Step 5: Solve for x
    x = 3,106,949,349,774.37/2,261,999.20
  6. Step 6: Final answer
    x = 1,373,541.32

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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.