Home / 1,643,187.92-2,267,210.70-954,450.54

Finding the Fourth Proportional to 1,643,187.92, 2,267,210.70 and 954,450.54

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Solution

The fourth proportional to 1,643,187.92, 2,267,210.70 and 954,450.54 is: 1,316,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,187.92 : 2,267,210.70 = 954,450.54 : x
  2. Step 2: Convert to fraction form
    1,643,187.92/2,267,210.70 = 954,450.54/x
  3. Step 3: Cross multiply
    1,643,187.92x = 2,267,210.70 × 954,450.54
  4. Step 4: Simplify right side
    1,643,187.92x = 2,163,940,476,908.78
  5. Step 5: Solve for x
    x = 2,163,940,476,908.78/1,643,187.92
  6. Step 6: Final answer
    x = 1,316,916.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.