Home / 2,219,140.16-3,061,652.64-1,252,151.36

Finding the Fourth Proportional to 2,219,140.16, 3,061,652.64 and 1,252,151.36

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Solution

The fourth proportional to 2,219,140.16, 3,061,652.64 and 1,252,151.36 is: 1,727,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,140.16 : 3,061,652.64 = 1,252,151.36 : x
  2. Step 2: Convert to fraction form
    2,219,140.16/3,061,652.64 = 1,252,151.36/x
  3. Step 3: Cross multiply
    2,219,140.16x = 3,061,652.64 × 1,252,151.36
  4. Step 4: Simplify right side
    2,219,140.16x = 3,833,652,517,023.59
  5. Step 5: Solve for x
    x = 3,833,652,517,023.59/2,219,140.16
  6. Step 6: Final answer
    x = 1,727,539.61

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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.