Home / 1,101,132.58-1,652,300.89-427,240.48

Finding the Fourth Proportional to 1,101,132.58, 1,652,300.89 and 427,240.48

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Solution

The fourth proportional to 1,101,132.58, 1,652,300.89 and 427,240.48 is: 641,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,132.58 : 1,652,300.89 = 427,240.48 : x
  2. Step 2: Convert to fraction form
    1,101,132.58/1,652,300.89 = 427,240.48/x
  3. Step 3: Cross multiply
    1,101,132.58x = 1,652,300.89 × 427,240.48
  4. Step 4: Simplify right side
    1,101,132.58x = 705,929,825,348.03
  5. Step 5: Solve for x
    x = 705,929,825,348.03/1,101,132.58
  6. Step 6: Final answer
    x = 641,094.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.