Home / 2,946,353.74-4,419,625.65-816,458.38

Finding the Fourth Proportional to 2,946,353.74, 4,419,625.65 and 816,458.38

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Solution

The fourth proportional to 2,946,353.74, 4,419,625.65 and 816,458.38 is: 1,224,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,353.74 : 4,419,625.65 = 816,458.38 : x
  2. Step 2: Convert to fraction form
    2,946,353.74/4,419,625.65 = 816,458.38/x
  3. Step 3: Cross multiply
    2,946,353.74x = 4,419,625.65 × 816,458.38
  4. Step 4: Simplify right side
    2,946,353.74x = 3,608,440,398,405.45
  5. Step 5: Solve for x
    x = 3,608,440,398,405.45/2,946,353.74
  6. Step 6: Final answer
    x = 1,224,713.91

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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.