Home / 1,193,840.10-1,647,445.23-649,962.36

Finding the Fourth Proportional to 1,193,840.10, 1,647,445.23 and 649,962.36

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Solution

The fourth proportional to 1,193,840.10, 1,647,445.23 and 649,962.36 is: 896,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,840.10 : 1,647,445.23 = 649,962.36 : x
  2. Step 2: Convert to fraction form
    1,193,840.10/1,647,445.23 = 649,962.36/x
  3. Step 3: Cross multiply
    1,193,840.10x = 1,647,445.23 × 649,962.36
  4. Step 4: Simplify right side
    1,193,840.10x = 1,070,777,389,661.54
  5. Step 5: Solve for x
    x = 1,070,777,389,661.54/1,193,840.10
  6. Step 6: Final answer
    x = 896,918.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.