Home / 3,223,029.78-4,447,865.25-1,772,763.28

Finding the Fourth Proportional to 3,223,029.78, 4,447,865.25 and 1,772,763.28

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Solution

The fourth proportional to 3,223,029.78, 4,447,865.25 and 1,772,763.28 is: 2,446,459.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,029.78 : 4,447,865.25 = 1,772,763.28 : x
  2. Step 2: Convert to fraction form
    3,223,029.78/4,447,865.25 = 1,772,763.28/x
  3. Step 3: Cross multiply
    3,223,029.78x = 4,447,865.25 × 1,772,763.28
  4. Step 4: Simplify right side
    3,223,029.78x = 7,885,012,178,468.36
  5. Step 5: Solve for x
    x = 7,885,012,178,468.36/3,223,029.78
  6. Step 6: Final answer
    x = 2,446,459.61

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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.