Home / 1,114,733.28-1,538,969.76-733,867.20

Finding the Fourth Proportional to 1,114,733.28, 1,538,969.76 and 733,867.20

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Solution

The fourth proportional to 1,114,733.28, 1,538,969.76 and 733,867.20 is: 1,013,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,733.28 : 1,538,969.76 = 733,867.20 : x
  2. Step 2: Convert to fraction form
    1,114,733.28/1,538,969.76 = 733,867.20/x
  3. Step 3: Cross multiply
    1,114,733.28x = 1,538,969.76 × 733,867.20
  4. Step 4: Simplify right side
    1,114,733.28x = 1,129,399,428,655.87
  5. Step 5: Solve for x
    x = 1,129,399,428,655.87/1,114,733.28
  6. Step 6: Final answer
    x = 1,013,156.64

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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.