Home / 1,309,436.13-1,964,633.93-551,468.37

Finding the Fourth Proportional to 1,309,436.13, 1,964,633.93 and 551,468.37

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Solution

The fourth proportional to 1,309,436.13, 1,964,633.93 and 551,468.37 is: 827,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,436.13 : 1,964,633.93 = 551,468.37 : x
  2. Step 2: Convert to fraction form
    1,309,436.13/1,964,633.93 = 551,468.37/x
  3. Step 3: Cross multiply
    1,309,436.13x = 1,964,633.93 × 551,468.37
  4. Step 4: Simplify right side
    1,309,436.13x = 1,083,433,468,266.45
  5. Step 5: Solve for x
    x = 1,083,433,468,266.45/1,309,436.13
  6. Step 6: Final answer
    x = 827,404.59

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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.