Home / 3,110,083.20-4,663,512-1,425,736.32

Finding the Fourth Proportional to 3,110,083.20, 4,663,512 and 1,425,736.32

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Solution

The fourth proportional to 3,110,083.20, 4,663,512 and 1,425,736.32 is: 2,137,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,083.20 : 4,663,512 = 1,425,736.32 : x
  2. Step 2: Convert to fraction form
    3,110,083.20/4,663,512 = 1,425,736.32/x
  3. Step 3: Cross multiply
    3,110,083.20x = 4,663,512 × 1,425,736.32
  4. Step 4: Simplify right side
    3,110,083.20x = 6,648,938,437,155.84
  5. Step 5: Solve for x
    x = 6,648,938,437,155.84/3,110,083.20
  6. Step 6: Final answer
    x = 2,137,865.13

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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.