Home / 1,265,856.20-1,898,579.64-467,513.72

Finding the Fourth Proportional to 1,265,856.20, 1,898,579.64 and 467,513.72

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Solution

The fourth proportional to 1,265,856.20, 1,898,579.64 and 467,513.72 is: 701,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,856.20 : 1,898,579.64 = 467,513.72 : x
  2. Step 2: Convert to fraction form
    1,265,856.20/1,898,579.64 = 467,513.72/x
  3. Step 3: Cross multiply
    1,265,856.20x = 1,898,579.64 × 467,513.72
  4. Step 4: Simplify right side
    1,265,856.20x = 887,612,030,212.66
  5. Step 5: Solve for x
    x = 887,612,030,212.66/1,265,856.20
  6. Step 6: Final answer
    x = 701,194.99

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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.