Home / 2,152,120.58-2,969,890.17-1,185,340.90

Finding the Fourth Proportional to 2,152,120.58, 2,969,890.17 and 1,185,340.90

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Solution

The fourth proportional to 2,152,120.58, 2,969,890.17 and 1,185,340.90 is: 1,635,750.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,120.58 : 2,969,890.17 = 1,185,340.90 : x
  2. Step 2: Convert to fraction form
    2,152,120.58/2,969,890.17 = 1,185,340.90/x
  3. Step 3: Cross multiply
    2,152,120.58x = 2,969,890.17 × 1,185,340.90
  4. Step 4: Simplify right side
    2,152,120.58x = 3,520,332,287,008.95
  5. Step 5: Solve for x
    x = 3,520,332,287,008.95/2,152,120.58
  6. Step 6: Final answer
    x = 1,635,750.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.