Home / 2,818,777.80-3,889,923.54-1,529,618.13

Finding the Fourth Proportional to 2,818,777.80, 3,889,923.54 and 1,529,618.13

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Solution

The fourth proportional to 2,818,777.80, 3,889,923.54 and 1,529,618.13 is: 2,110,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,777.80 : 3,889,923.54 = 1,529,618.13 : x
  2. Step 2: Convert to fraction form
    2,818,777.80/3,889,923.54 = 1,529,618.13/x
  3. Step 3: Cross multiply
    2,818,777.80x = 3,889,923.54 × 1,529,618.13
  4. Step 4: Simplify right side
    2,818,777.80x = 5,950,097,571,097.78
  5. Step 5: Solve for x
    x = 5,950,097,571,097.78/2,818,777.80
  6. Step 6: Final answer
    x = 2,110,878.54

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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.