Home / 1,877,302.27-2,589,944.43-1,224,695.49

Finding the Fourth Proportional to 1,877,302.27, 2,589,944.43 and 1,224,695.49

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Solution

The fourth proportional to 1,877,302.27, 2,589,944.43 and 1,224,695.49 is: 1,689,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,302.27 : 2,589,944.43 = 1,224,695.49 : x
  2. Step 2: Convert to fraction form
    1,877,302.27/2,589,944.43 = 1,224,695.49/x
  3. Step 3: Cross multiply
    1,877,302.27x = 2,589,944.43 × 1,224,695.49
  4. Step 4: Simplify right side
    1,877,302.27x = 3,171,893,262,771.62
  5. Step 5: Solve for x
    x = 3,171,893,262,771.62/1,877,302.27
  6. Step 6: Final answer
    x = 1,689,601.78

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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.