Home / 1,639,826.82-2,263,062.38-904,777.49

Finding the Fourth Proportional to 1,639,826.82, 2,263,062.38 and 904,777.49

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Solution

The fourth proportional to 1,639,826.82, 2,263,062.38 and 904,777.49 is: 1,248,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,826.82 : 2,263,062.38 = 904,777.49 : x
  2. Step 2: Convert to fraction form
    1,639,826.82/2,263,062.38 = 904,777.49/x
  3. Step 3: Cross multiply
    1,639,826.82x = 2,263,062.38 × 904,777.49
  4. Step 4: Simplify right side
    1,639,826.82x = 2,047,567,902,151.77
  5. Step 5: Solve for x
    x = 2,047,567,902,151.77/1,639,826.82
  6. Step 6: Final answer
    x = 1,248,648.87

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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.