Home / 2,118,643.74-3,179,365.29-996,800.22

Finding the Fourth Proportional to 2,118,643.74, 3,179,365.29 and 996,800.22

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Solution

The fourth proportional to 2,118,643.74, 3,179,365.29 and 996,800.22 is: 1,495,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,643.74 : 3,179,365.29 = 996,800.22 : x
  2. Step 2: Convert to fraction form
    2,118,643.74/3,179,365.29 = 996,800.22/x
  3. Step 3: Cross multiply
    2,118,643.74x = 3,179,365.29 × 996,800.22
  4. Step 4: Simplify right side
    2,118,643.74x = 3,169,192,020,532.36
  5. Step 5: Solve for x
    x = 3,169,192,020,532.36/2,118,643.74
  6. Step 6: Final answer
    x = 1,495,858.87

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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.