Home / 1,903,836.48-2,856,502.36-838,130.82

Finding the Fourth Proportional to 1,903,836.48, 2,856,502.36 and 838,130.82

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Solution

The fourth proportional to 1,903,836.48, 2,856,502.36 and 838,130.82 is: 1,257,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,836.48 : 2,856,502.36 = 838,130.82 : x
  2. Step 2: Convert to fraction form
    1,903,836.48/2,856,502.36 = 838,130.82/x
  3. Step 3: Cross multiply
    1,903,836.48x = 2,856,502.36 × 838,130.82
  4. Step 4: Simplify right side
    1,903,836.48x = 2,394,122,665,318.74
  5. Step 5: Solve for x
    x = 2,394,122,665,318.74/1,903,836.48
  6. Step 6: Final answer
    x = 1,257,525.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.