Home / 842,591.80-1,263,887.70-737,615.80

Finding the Fourth Proportional to 842,591.80, 1,263,887.70 and 737,615.80

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Solution

The fourth proportional to 842,591.80, 1,263,887.70 and 737,615.80 is: 1,106,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,591.80 : 1,263,887.70 = 737,615.80 : x
  2. Step 2: Convert to fraction form
    842,591.80/1,263,887.70 = 737,615.80/x
  3. Step 3: Cross multiply
    842,591.80x = 1,263,887.70 × 737,615.80
  4. Step 4: Simplify right side
    842,591.80x = 932,263,536,945.66
  5. Step 5: Solve for x
    x = 932,263,536,945.66/842,591.80
  6. Step 6: Final answer
    x = 1,106,423.70

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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.