Home / 1,836,592.92-2,754,920.97-638,554.32

Finding the Fourth Proportional to 1,836,592.92, 2,754,920.97 and 638,554.32

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Solution

The fourth proportional to 1,836,592.92, 2,754,920.97 and 638,554.32 is: 957,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,592.92 : 2,754,920.97 = 638,554.32 : x
  2. Step 2: Convert to fraction form
    1,836,592.92/2,754,920.97 = 638,554.32/x
  3. Step 3: Cross multiply
    1,836,592.92x = 2,754,920.97 × 638,554.32
  4. Step 4: Simplify right side
    1,836,592.92x = 1,759,166,686,652.09
  5. Step 5: Solve for x
    x = 1,759,166,686,652.09/1,836,592.92
  6. Step 6: Final answer
    x = 957,842.46

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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.