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Finding the Fourth Proportional to 2,934,265.60, 4,110,771.20 and 2,934,265.60

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Solution

The fourth proportional to 2,934,265.60, 4,110,771.20 and 2,934,265.60 is: 4,110,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,265.60 : 4,110,771.20 = 2,934,265.60 : x
  2. Step 2: Convert to fraction form
    2,934,265.60/4,110,771.20 = 2,934,265.60/x
  3. Step 3: Cross multiply
    2,934,265.60x = 4,110,771.20 × 2,934,265.60
  4. Step 4: Simplify right side
    2,934,265.60x = 12,062,094,521,630.72
  5. Step 5: Solve for x
    x = 12,062,094,521,630.72/2,934,265.60
  6. Step 6: Final answer
    x = 4,110,771.20

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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.