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Finding the Fourth Proportional to 3,562,601.52, 5,343,913.26 and 866,927.28

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Solution

The fourth proportional to 3,562,601.52, 5,343,913.26 and 866,927.28 is: 1,300,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562,601.52 : 5,343,913.26 = 866,927.28 : x
  2. Step 2: Convert to fraction form
    3,562,601.52/5,343,913.26 = 866,927.28/x
  3. Step 3: Cross multiply
    3,562,601.52x = 5,343,913.26 × 866,927.28
  4. Step 4: Simplify right side
    3,562,601.52x = 4,632,784,187,047.73
  5. Step 5: Solve for x
    x = 4,632,784,187,047.73/3,562,601.52
  6. Step 6: Final answer
    x = 1,300,393.59

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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.