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Finding the Fourth Proportional to 894,629.80, 1,254,140.60 and 894,629.80

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Solution

The fourth proportional to 894,629.80, 1,254,140.60 and 894,629.80 is: 1,254,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,629.80 : 1,254,140.60 = 894,629.80 : x
  2. Step 2: Convert to fraction form
    894,629.80/1,254,140.60 = 894,629.80/x
  3. Step 3: Cross multiply
    894,629.80x = 1,254,140.60 × 894,629.80
  4. Step 4: Simplify right side
    894,629.80x = 1,121,991,554,149.88
  5. Step 5: Solve for x
    x = 1,121,991,554,149.88/894,629.80
  6. Step 6: Final answer
    x = 1,254,140.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.