Home / 1,945,513.40-2,917,233.30-822,313.40

Finding the Fourth Proportional to 1,945,513.40, 2,917,233.30 and 822,313.40

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Solution

The fourth proportional to 1,945,513.40, 2,917,233.30 and 822,313.40 is: 1,233,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,513.40 : 2,917,233.30 = 822,313.40 : x
  2. Step 2: Convert to fraction form
    1,945,513.40/2,917,233.30 = 822,313.40/x
  3. Step 3: Cross multiply
    1,945,513.40x = 2,917,233.30 × 822,313.40
  4. Step 4: Simplify right side
    1,945,513.40x = 2,398,880,033,516.22
  5. Step 5: Solve for x
    x = 2,398,880,033,516.22/1,945,513.40
  6. Step 6: Final answer
    x = 1,233,031.87

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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.