Home / 1,277,331.64-1,762,679.82-704,371.72

Finding the Fourth Proportional to 1,277,331.64, 1,762,679.82 and 704,371.72

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Solution

The fourth proportional to 1,277,331.64, 1,762,679.82 and 704,371.72 is: 972,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,331.64 : 1,762,679.82 = 704,371.72 : x
  2. Step 2: Convert to fraction form
    1,277,331.64/1,762,679.82 = 704,371.72/x
  3. Step 3: Cross multiply
    1,277,331.64x = 1,762,679.82 × 704,371.72
  4. Step 4: Simplify right side
    1,277,331.64x = 1,241,581,816,622.69
  5. Step 5: Solve for x
    x = 1,241,581,816,622.69/1,277,331.64
  6. Step 6: Final answer
    x = 972,012.11

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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.