Home / 3,485,289.80-5,227,934.70-926,499.80

Finding the Fourth Proportional to 3,485,289.80, 5,227,934.70 and 926,499.80

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Solution

The fourth proportional to 3,485,289.80, 5,227,934.70 and 926,499.80 is: 1,389,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,289.80 : 5,227,934.70 = 926,499.80 : x
  2. Step 2: Convert to fraction form
    3,485,289.80/5,227,934.70 = 926,499.80/x
  3. Step 3: Cross multiply
    3,485,289.80x = 5,227,934.70 × 926,499.80
  4. Step 4: Simplify right side
    3,485,289.80x = 4,843,680,453,963.06
  5. Step 5: Solve for x
    x = 4,843,680,453,963.06/3,485,289.80
  6. Step 6: Final answer
    x = 1,389,749.70

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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.