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Finding the Fourth Proportional to 1,755,334.60, 2,460,786.20 and 1,755,334.60

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Solution

The fourth proportional to 1,755,334.60, 2,460,786.20 and 1,755,334.60 is: 2,460,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,334.60 : 2,460,786.20 = 1,755,334.60 : x
  2. Step 2: Convert to fraction form
    1,755,334.60/2,460,786.20 = 1,755,334.60/x
  3. Step 3: Cross multiply
    1,755,334.60x = 2,460,786.20 × 1,755,334.60
  4. Step 4: Simplify right side
    1,755,334.60x = 4,319,503,160,062.52
  5. Step 5: Solve for x
    x = 4,319,503,160,062.52/1,755,334.60
  6. Step 6: Final answer
    x = 2,460,786.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.