Home / 2,124,960.22-3,188,379.37-1,113,840.41

Finding the Fourth Proportional to 2,124,960.22, 3,188,379.37 and 1,113,840.41

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Solution

The fourth proportional to 2,124,960.22, 3,188,379.37 and 1,113,840.41 is: 1,671,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,960.22 : 3,188,379.37 = 1,113,840.41 : x
  2. Step 2: Convert to fraction form
    2,124,960.22/3,188,379.37 = 1,113,840.41/x
  3. Step 3: Cross multiply
    2,124,960.22x = 3,188,379.37 × 1,113,840.41
  4. Step 4: Simplify right side
    2,124,960.22x = 3,551,345,768,774.45
  5. Step 5: Solve for x
    x = 3,551,345,768,774.45/2,124,960.22
  6. Step 6: Final answer
    x = 1,671,252.82

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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.