Home / 842,922.10-1,264,383.15-837,673.30

Finding the Fourth Proportional to 842,922.10, 1,264,383.15 and 837,673.30

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Solution

The fourth proportional to 842,922.10, 1,264,383.15 and 837,673.30 is: 1,256,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,922.10 : 1,264,383.15 = 837,673.30 : x
  2. Step 2: Convert to fraction form
    842,922.10/1,264,383.15 = 837,673.30/x
  3. Step 3: Cross multiply
    842,922.10x = 1,264,383.15 × 837,673.30
  4. Step 4: Simplify right side
    842,922.10x = 1,059,140,005,724.90
  5. Step 5: Solve for x
    x = 1,059,140,005,724.90/842,922.10
  6. Step 6: Final answer
    x = 1,256,509.95

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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.