Home / 1,092,015.40-1,640,480.70-1,050,236.20

Finding the Fourth Proportional to 1,092,015.40, 1,640,480.70 and 1,050,236.20

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Solution

The fourth proportional to 1,092,015.40, 1,640,480.70 and 1,050,236.20 is: 1,577,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,015.40 : 1,640,480.70 = 1,050,236.20 : x
  2. Step 2: Convert to fraction form
    1,092,015.40/1,640,480.70 = 1,050,236.20/x
  3. Step 3: Cross multiply
    1,092,015.40x = 1,640,480.70 × 1,050,236.20
  4. Step 4: Simplify right side
    1,092,015.40x = 1,722,892,216,541.34
  5. Step 5: Solve for x
    x = 1,722,892,216,541.34/1,092,015.40
  6. Step 6: Final answer
    x = 1,577,717.88

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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.