Home / 2,692,636.32-3,715,778.32-1,485,412

Finding the Fourth Proportional to 2,692,636.32, 3,715,778.32 and 1,485,412

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Solution

The fourth proportional to 2,692,636.32, 3,715,778.32 and 1,485,412 is: 2,049,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,636.32 : 3,715,778.32 = 1,485,412 : x
  2. Step 2: Convert to fraction form
    2,692,636.32/3,715,778.32 = 1,485,412/x
  3. Step 3: Cross multiply
    2,692,636.32x = 3,715,778.32 × 1,485,412
  4. Step 4: Simplify right side
    2,692,636.32x = 5,519,461,705,867.84
  5. Step 5: Solve for x
    x = 5,519,461,705,867.84/2,692,636.32
  6. Step 6: Final answer
    x = 2,049,835.57

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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.