Home / 2,229,828.80-3,077,112.11-1,299,477.24

Finding the Fourth Proportional to 2,229,828.80, 3,077,112.11 and 1,299,477.24

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Solution

The fourth proportional to 2,229,828.80, 3,077,112.11 and 1,299,477.24 is: 1,793,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,828.80 : 3,077,112.11 = 1,299,477.24 : x
  2. Step 2: Convert to fraction form
    2,229,828.80/3,077,112.11 = 1,299,477.24/x
  3. Step 3: Cross multiply
    2,229,828.80x = 3,077,112.11 × 1,299,477.24
  4. Step 4: Simplify right side
    2,229,828.80x = 3,998,637,145,375.99
  5. Step 5: Solve for x
    x = 3,998,637,145,375.99/2,229,828.80
  6. Step 6: Final answer
    x = 1,793,248.50

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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.