Home / 1,682,985.28-2,322,718.32-947,963.56

Finding the Fourth Proportional to 1,682,985.28, 2,322,718.32 and 947,963.56

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Solution

The fourth proportional to 1,682,985.28, 2,322,718.32 and 947,963.56 is: 1,308,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,985.28 : 2,322,718.32 = 947,963.56 : x
  2. Step 2: Convert to fraction form
    1,682,985.28/2,322,718.32 = 947,963.56/x
  3. Step 3: Cross multiply
    1,682,985.28x = 2,322,718.32 × 947,963.56
  4. Step 4: Simplify right side
    1,682,985.28x = 2,201,852,327,504.42
  5. Step 5: Solve for x
    x = 2,201,852,327,504.42/1,682,985.28
  6. Step 6: Final answer
    x = 1,308,301.60

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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.