Home / 1,136,015.43-1,567,853.35-722,592.47

Finding the Fourth Proportional to 1,136,015.43, 1,567,853.35 and 722,592.47

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Solution

The fourth proportional to 1,136,015.43, 1,567,853.35 and 722,592.47 is: 997,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,015.43 : 1,567,853.35 = 722,592.47 : x
  2. Step 2: Convert to fraction form
    1,136,015.43/1,567,853.35 = 722,592.47/x
  3. Step 3: Cross multiply
    1,136,015.43x = 1,567,853.35 × 722,592.47
  4. Step 4: Simplify right side
    1,136,015.43x = 1,132,919,025,526.31
  5. Step 5: Solve for x
    x = 1,132,919,025,526.31/1,136,015.43
  6. Step 6: Final answer
    x = 997,274.33

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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.