Home / 2,310,763.36-3,189,150.48-1,292,225.44

Finding the Fourth Proportional to 2,310,763.36, 3,189,150.48 and 1,292,225.44

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Solution

The fourth proportional to 2,310,763.36, 3,189,150.48 and 1,292,225.44 is: 1,783,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,763.36 : 3,189,150.48 = 1,292,225.44 : x
  2. Step 2: Convert to fraction form
    2,310,763.36/3,189,150.48 = 1,292,225.44/x
  3. Step 3: Cross multiply
    2,310,763.36x = 3,189,150.48 × 1,292,225.44
  4. Step 4: Simplify right side
    2,310,763.36x = 4,121,101,382,244.21
  5. Step 5: Solve for x
    x = 4,121,101,382,244.21/2,310,763.36
  6. Step 6: Final answer
    x = 1,783,437.22

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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.