Home / 3,190,642.40-4,403,100.28-1,740,369

Finding the Fourth Proportional to 3,190,642.40, 4,403,100.28 and 1,740,369

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Solution

The fourth proportional to 3,190,642.40, 4,403,100.28 and 1,740,369 is: 2,401,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,642.40 : 4,403,100.28 = 1,740,369 : x
  2. Step 2: Convert to fraction form
    3,190,642.40/4,403,100.28 = 1,740,369/x
  3. Step 3: Cross multiply
    3,190,642.40x = 4,403,100.28 × 1,740,369
  4. Step 4: Simplify right side
    3,190,642.40x = 7,663,019,231,203.32
  5. Step 5: Solve for x
    x = 7,663,019,231,203.32/3,190,642.40
  6. Step 6: Final answer
    x = 2,401,716.73

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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.