Home / 3,190,579.89-4,403,013.94-1,740,306.45

Finding the Fourth Proportional to 3,190,579.89, 4,403,013.94 and 1,740,306.45

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Solution

The fourth proportional to 3,190,579.89, 4,403,013.94 and 1,740,306.45 is: 2,401,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,579.89 : 4,403,013.94 = 1,740,306.45 : x
  2. Step 2: Convert to fraction form
    3,190,579.89/4,403,013.94 = 1,740,306.45/x
  3. Step 3: Cross multiply
    3,190,579.89x = 4,403,013.94 × 1,740,306.45
  4. Step 4: Simplify right side
    3,190,579.89x = 7,662,593,559,221.91
  5. Step 5: Solve for x
    x = 7,662,593,559,221.91/3,190,579.89
  6. Step 6: Final answer
    x = 2,401,630.37

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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.