Home / 2,818,787.80-3,889,937.34-1,529,628.14

Finding the Fourth Proportional to 2,818,787.80, 3,889,937.34 and 1,529,628.14

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Solution

The fourth proportional to 2,818,787.80, 3,889,937.34 and 1,529,628.14 is: 2,110,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,787.80 : 3,889,937.34 = 1,529,628.14 : x
  2. Step 2: Convert to fraction form
    2,818,787.80/3,889,937.34 = 1,529,628.14/x
  3. Step 3: Cross multiply
    2,818,787.80x = 3,889,937.34 × 1,529,628.14
  4. Step 4: Simplify right side
    2,818,787.80x = 5,950,157,618,100.75
  5. Step 5: Solve for x
    x = 5,950,157,618,100.75/2,818,787.80
  6. Step 6: Final answer
    x = 2,110,892.36

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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.