Home / 4,786,276.15-7,179,440.48-1,192,043.10

Finding the Fourth Proportional to 4,786,276.15, 7,179,440.48 and 1,192,043.10

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Solution

The fourth proportional to 4,786,276.15, 7,179,440.48 and 1,192,043.10 is: 1,788,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786,276.15 : 7,179,440.48 = 1,192,043.10 : x
  2. Step 2: Convert to fraction form
    4,786,276.15/7,179,440.48 = 1,192,043.10/x
  3. Step 3: Cross multiply
    4,786,276.15x = 7,179,440.48 × 1,192,043.10
  4. Step 4: Simplify right side
    4,786,276.15x = 8,558,202,486,044.69
  5. Step 5: Solve for x
    x = 8,558,202,486,044.69/4,786,276.15
  6. Step 6: Final answer
    x = 1,788,071.19

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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.