Home / 3,190,578.89-4,403,012.56-1,740,305.45

Finding the Fourth Proportional to 3,190,578.89, 4,403,012.56 and 1,740,305.45

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Solution

The fourth proportional to 3,190,578.89, 4,403,012.56 and 1,740,305.45 is: 2,401,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,578.89 : 4,403,012.56 = 1,740,305.45 : x
  2. Step 2: Convert to fraction form
    3,190,578.89/4,403,012.56 = 1,740,305.45/x
  3. Step 3: Cross multiply
    3,190,578.89x = 4,403,012.56 × 1,740,305.45
  4. Step 4: Simplify right side
    3,190,578.89x = 7,662,586,761,243.22
  5. Step 5: Solve for x
    x = 7,662,586,761,243.22/3,190,578.89
  6. Step 6: Final answer
    x = 2,401,629.00

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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.