Home / 4,790,682-7,186,100.76-1,379,013.84

Finding the Fourth Proportional to 4,790,682, 7,186,100.76 and 1,379,013.84

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Solution

The fourth proportional to 4,790,682, 7,186,100.76 and 1,379,013.84 is: 2,068,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,682 : 7,186,100.76 = 1,379,013.84 : x
  2. Step 2: Convert to fraction form
    4,790,682/7,186,100.76 = 1,379,013.84/x
  3. Step 3: Cross multiply
    4,790,682x = 7,186,100.76 × 1,379,013.84
  4. Step 4: Simplify right side
    4,790,682x = 9,909,732,403,674.52
  5. Step 5: Solve for x
    x = 9,909,732,403,674.52/4,790,682
  6. Step 6: Final answer
    x = 2,068,543.14

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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.