Home / 1,286,548.47-1,775,649.48-713,773.17

Finding the Fourth Proportional to 1,286,548.47, 1,775,649.48 and 713,773.17

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Solution

The fourth proportional to 1,286,548.47, 1,775,649.48 and 713,773.17 is: 985,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,548.47 : 1,775,649.48 = 713,773.17 : x
  2. Step 2: Convert to fraction form
    1,286,548.47/1,775,649.48 = 713,773.17/x
  3. Step 3: Cross multiply
    1,286,548.47x = 1,775,649.48 × 713,773.17
  4. Step 4: Simplify right side
    1,286,548.47x = 1,267,410,958,148.45
  5. Step 5: Solve for x
    x = 1,267,410,958,148.45/1,286,548.47
  6. Step 6: Final answer
    x = 985,124.92

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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.