Home / 3,113,110.92-4,295,436.84-1,890,059.52

Finding the Fourth Proportional to 3,113,110.92, 4,295,436.84 and 1,890,059.52

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Solution

The fourth proportional to 3,113,110.92, 4,295,436.84 and 1,890,059.52 is: 2,607,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,110.92 : 4,295,436.84 = 1,890,059.52 : x
  2. Step 2: Convert to fraction form
    3,113,110.92/4,295,436.84 = 1,890,059.52/x
  3. Step 3: Cross multiply
    3,113,110.92x = 4,295,436.84 × 1,890,059.52
  4. Step 4: Simplify right side
    3,113,110.92x = 8,118,631,292,000.72
  5. Step 5: Solve for x
    x = 8,118,631,292,000.72/3,113,110.92
  6. Step 6: Final answer
    x = 2,607,883.72

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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.