Home / 2,221,555.30-3,329,812.98-1,020,996.26

Finding the Fourth Proportional to 2,221,555.30, 3,329,812.98 and 1,020,996.26

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Solution

The fourth proportional to 2,221,555.30, 3,329,812.98 and 1,020,996.26 is: 1,530,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,555.30 : 3,329,812.98 = 1,020,996.26 : x
  2. Step 2: Convert to fraction form
    2,221,555.30/3,329,812.98 = 1,020,996.26/x
  3. Step 3: Cross multiply
    2,221,555.30x = 3,329,812.98 × 1,020,996.26
  4. Step 4: Simplify right side
    2,221,555.30x = 3,399,726,599,079.45
  5. Step 5: Solve for x
    x = 3,399,726,599,079.45/2,221,555.30
  6. Step 6: Final answer
    x = 1,530,336.25

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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.