Home / 1,100,427.20-1,650,640.80-622,130.30

Finding the Fourth Proportional to 1,100,427.20, 1,650,640.80 and 622,130.30

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Solution

The fourth proportional to 1,100,427.20, 1,650,640.80 and 622,130.30 is: 933,195.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,427.20 : 1,650,640.80 = 622,130.30 : x
  2. Step 2: Convert to fraction form
    1,100,427.20/1,650,640.80 = 622,130.30/x
  3. Step 3: Cross multiply
    1,100,427.20x = 1,650,640.80 × 622,130.30
  4. Step 4: Simplify right side
    1,100,427.20x = 1,026,913,656,096.24
  5. Step 5: Solve for x
    x = 1,026,913,656,096.24/1,100,427.20
  6. Step 6: Final answer
    x = 933,195.45

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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.