Home / 1,397,660.54-2,094,409.04-722,840.76

Finding the Fourth Proportional to 1,397,660.54, 2,094,409.04 and 722,840.76

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Solution

The fourth proportional to 1,397,660.54, 2,094,409.04 and 722,840.76 is: 1,083,184.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,660.54 : 2,094,409.04 = 722,840.76 : x
  2. Step 2: Convert to fraction form
    1,397,660.54/2,094,409.04 = 722,840.76/x
  3. Step 3: Cross multiply
    1,397,660.54x = 2,094,409.04 × 722,840.76
  4. Step 4: Simplify right side
    1,397,660.54x = 1,513,924,218,610.27
  5. Step 5: Solve for x
    x = 1,513,924,218,610.27/1,397,660.54
  6. Step 6: Final answer
    x = 1,083,184.49

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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.