Home / 1,100,945.60-1,651,418.40-628,553.60

Finding the Fourth Proportional to 1,100,945.60, 1,651,418.40 and 628,553.60

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Solution

The fourth proportional to 1,100,945.60, 1,651,418.40 and 628,553.60 is: 942,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,945.60 : 1,651,418.40 = 628,553.60 : x
  2. Step 2: Convert to fraction form
    1,100,945.60/1,651,418.40 = 628,553.60/x
  3. Step 3: Cross multiply
    1,100,945.60x = 1,651,418.40 × 628,553.60
  4. Step 4: Simplify right side
    1,100,945.60x = 1,038,004,980,426.24
  5. Step 5: Solve for x
    x = 1,038,004,980,426.24/1,100,945.60
  6. Step 6: Final answer
    x = 942,830.40

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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.