Home / 2,946,352.49-4,419,623.78-816,457.13

Finding the Fourth Proportional to 2,946,352.49, 4,419,623.78 and 816,457.13

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Solution

The fourth proportional to 2,946,352.49, 4,419,623.78 and 816,457.13 is: 1,224,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,352.49 : 4,419,623.78 = 816,457.13 : x
  2. Step 2: Convert to fraction form
    2,946,352.49/4,419,623.78 = 816,457.13/x
  3. Step 3: Cross multiply
    2,946,352.49x = 4,419,623.78 × 816,457.13
  4. Step 4: Simplify right side
    2,946,352.49x = 3,608,433,343,016.27
  5. Step 5: Solve for x
    x = 3,608,433,343,016.27/2,946,352.49
  6. Step 6: Final answer
    x = 1,224,712.03

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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.