Home / 1,174,512.60-1,761,768.90-1,083,274.20

Finding the Fourth Proportional to 1,174,512.60, 1,761,768.90 and 1,083,274.20

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Solution

The fourth proportional to 1,174,512.60, 1,761,768.90 and 1,083,274.20 is: 1,624,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,512.60 : 1,761,768.90 = 1,083,274.20 : x
  2. Step 2: Convert to fraction form
    1,174,512.60/1,761,768.90 = 1,083,274.20/x
  3. Step 3: Cross multiply
    1,174,512.60x = 1,761,768.90 × 1,083,274.20
  4. Step 4: Simplify right side
    1,174,512.60x = 1,908,478,795,732.38
  5. Step 5: Solve for x
    x = 1,908,478,795,732.38/1,174,512.60
  6. Step 6: Final answer
    x = 1,624,911.30

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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.