Home / 2,818,896.50-3,890,079.66-1,529,736.88

Finding the Fourth Proportional to 2,818,896.50, 3,890,079.66 and 1,529,736.88

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Solution

The fourth proportional to 2,818,896.50, 3,890,079.66 and 1,529,736.88 is: 2,111,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,896.50 : 3,890,079.66 = 1,529,736.88 : x
  2. Step 2: Convert to fraction form
    2,818,896.50/3,890,079.66 = 1,529,736.88/x
  3. Step 3: Cross multiply
    2,818,896.50x = 3,890,079.66 × 1,529,736.88
  4. Step 4: Simplify right side
    2,818,896.50x = 5,950,798,322,039.86
  5. Step 5: Solve for x
    x = 5,950,798,322,039.86/2,818,896.50
  6. Step 6: Final answer
    x = 2,111,038.25

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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.