Home / 2,012,712.32-2,777,940-1,153,849.28

Finding the Fourth Proportional to 2,012,712.32, 2,777,940 and 1,153,849.28

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Solution

The fourth proportional to 2,012,712.32, 2,777,940 and 1,153,849.28 is: 1,592,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,712.32 : 2,777,940 = 1,153,849.28 : x
  2. Step 2: Convert to fraction form
    2,012,712.32/2,777,940 = 1,153,849.28/x
  3. Step 3: Cross multiply
    2,012,712.32x = 2,777,940 × 1,153,849.28
  4. Step 4: Simplify right side
    2,012,712.32x = 3,205,324,068,883.20
  5. Step 5: Solve for x
    x = 3,205,324,068,883.20/2,012,712.32
  6. Step 6: Final answer
    x = 1,592,539.60

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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.