Home / 842,922.60-1,264,383.90-837,673.80

Finding the Fourth Proportional to 842,922.60, 1,264,383.90 and 837,673.80

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Solution

The fourth proportional to 842,922.60, 1,264,383.90 and 837,673.80 is: 1,256,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,922.60 : 1,264,383.90 = 837,673.80 : x
  2. Step 2: Convert to fraction form
    842,922.60/1,264,383.90 = 837,673.80/x
  3. Step 3: Cross multiply
    842,922.60x = 1,264,383.90 × 837,673.80
  4. Step 4: Simplify right side
    842,922.60x = 1,059,141,266,171.82
  5. Step 5: Solve for x
    x = 1,059,141,266,171.82/842,922.60
  6. Step 6: Final answer
    x = 1,256,510.70

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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.