Home / 3,618,889.93-5,429,385.51-1,458,800.28

Finding the Fourth Proportional to 3,618,889.93, 5,429,385.51 and 1,458,800.28

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Solution

The fourth proportional to 3,618,889.93, 5,429,385.51 and 1,458,800.28 is: 2,188,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,889.93 : 5,429,385.51 = 1,458,800.28 : x
  2. Step 2: Convert to fraction form
    3,618,889.93/5,429,385.51 = 1,458,800.28/x
  3. Step 3: Cross multiply
    3,618,889.93x = 5,429,385.51 × 1,458,800.28
  4. Step 4: Simplify right side
    3,618,889.93x = 7,920,389,096,745.44
  5. Step 5: Solve for x
    x = 7,920,389,096,745.44/3,618,889.93
  6. Step 6: Final answer
    x = 2,188,623.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.