Home / 1,335,977.45-2,003,970.29-325,099.61

Finding the Fourth Proportional to 1,335,977.45, 2,003,970.29 and 325,099.61

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Solution

The fourth proportional to 1,335,977.45, 2,003,970.29 and 325,099.61 is: 487,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,977.45 : 2,003,970.29 = 325,099.61 : x
  2. Step 2: Convert to fraction form
    1,335,977.45/2,003,970.29 = 325,099.61/x
  3. Step 3: Cross multiply
    1,335,977.45x = 2,003,970.29 × 325,099.61
  4. Step 4: Simplify right side
    1,335,977.45x = 651,489,948,085.24
  5. Step 5: Solve for x
    x = 651,489,948,085.24/1,335,977.45
  6. Step 6: Final answer
    x = 487,650.41

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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.