Home / 1,892,846.88-2,612,428.61-1,203,800.33

Finding the Fourth Proportional to 1,892,846.88, 2,612,428.61 and 1,203,800.33

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Solution

The fourth proportional to 1,892,846.88, 2,612,428.61 and 1,203,800.33 is: 1,661,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,846.88 : 2,612,428.61 = 1,203,800.33 : x
  2. Step 2: Convert to fraction form
    1,892,846.88/2,612,428.61 = 1,203,800.33/x
  3. Step 3: Cross multiply
    1,892,846.88x = 2,612,428.61 × 1,203,800.33
  4. Step 4: Simplify right side
    1,892,846.88x = 3,144,842,423,331.51
  5. Step 5: Solve for x
    x = 3,144,842,423,331.51/1,892,846.88
  6. Step 6: Final answer
    x = 1,661,435.19

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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.