Home / 1,114,649.46-1,538,853.84-733,783.38

Finding the Fourth Proportional to 1,114,649.46, 1,538,853.84 and 733,783.38

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Solution

The fourth proportional to 1,114,649.46, 1,538,853.84 and 733,783.38 is: 1,013,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,649.46 : 1,538,853.84 = 733,783.38 : x
  2. Step 2: Convert to fraction form
    1,114,649.46/1,538,853.84 = 733,783.38/x
  3. Step 3: Cross multiply
    1,114,649.46x = 1,538,853.84 × 733,783.38
  4. Step 4: Simplify right side
    1,114,649.46x = 1,129,185,372,041.18
  5. Step 5: Solve for x
    x = 1,129,185,372,041.18/1,114,649.46
  6. Step 6: Final answer
    x = 1,013,040.79

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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.