Home / 1,304,814.78-1,800,647.58-761,324.22

Finding the Fourth Proportional to 1,304,814.78, 1,800,647.58 and 761,324.22

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Solution

The fourth proportional to 1,304,814.78, 1,800,647.58 and 761,324.22 is: 1,050,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,814.78 : 1,800,647.58 = 761,324.22 : x
  2. Step 2: Convert to fraction form
    1,304,814.78/1,800,647.58 = 761,324.22/x
  3. Step 3: Cross multiply
    1,304,814.78x = 1,800,647.58 × 761,324.22
  4. Step 4: Simplify right side
    1,304,814.78x = 1,370,876,614,338.39
  5. Step 5: Solve for x
    x = 1,370,876,614,338.39/1,304,814.78
  6. Step 6: Final answer
    x = 1,050,629.28

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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.