Home / 821,095.37-1,133,644.78-734,905.09

Finding the Fourth Proportional to 821,095.37, 1,133,644.78 and 734,905.09

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Solution

The fourth proportional to 821,095.37, 1,133,644.78 and 734,905.09 is: 1,014,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,095.37 : 1,133,644.78 = 734,905.09 : x
  2. Step 2: Convert to fraction form
    821,095.37/1,133,644.78 = 734,905.09/x
  3. Step 3: Cross multiply
    821,095.37x = 1,133,644.78 × 734,905.09
  4. Step 4: Simplify right side
    821,095.37x = 833,121,319,073.93
  5. Step 5: Solve for x
    x = 833,121,319,073.93/821,095.37
  6. Step 6: Final answer
    x = 1,014,646.23

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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.