Home / 3,025,459.78-4,175,135.16-1,648,803.82

Finding the Fourth Proportional to 3,025,459.78, 4,175,135.16 and 1,648,803.82

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Solution

The fourth proportional to 3,025,459.78, 4,175,135.16 and 1,648,803.82 is: 2,275,349.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,459.78 : 4,175,135.16 = 1,648,803.82 : x
  2. Step 2: Convert to fraction form
    3,025,459.78/4,175,135.16 = 1,648,803.82/x
  3. Step 3: Cross multiply
    3,025,459.78x = 4,175,135.16 × 1,648,803.82
  4. Step 4: Simplify right side
    3,025,459.78x = 6,883,978,800,824.31
  5. Step 5: Solve for x
    x = 6,883,978,800,824.31/3,025,459.78
  6. Step 6: Final answer
    x = 2,275,349.63

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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.