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Finding the Fourth Proportional to 2,422,897.20, 3,626,472.60 and 2,422,897.20

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Solution

The fourth proportional to 2,422,897.20, 3,626,472.60 and 2,422,897.20 is: 3,626,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,897.20 : 3,626,472.60 = 2,422,897.20 : x
  2. Step 2: Convert to fraction form
    2,422,897.20/3,626,472.60 = 2,422,897.20/x
  3. Step 3: Cross multiply
    2,422,897.20x = 3,626,472.60 × 2,422,897.20
  4. Step 4: Simplify right side
    2,422,897.20x = 8,786,570,308,416.72
  5. Step 5: Solve for x
    x = 8,786,570,308,416.72/2,422,897.20
  6. Step 6: Final answer
    x = 3,626,472.60

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1.5x scale

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.