Home / 1,906,021.89-2,842,219.10-1,641,482.37

Finding the Fourth Proportional to 1,906,021.89, 2,842,219.10 and 1,641,482.37

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Solution

The fourth proportional to 1,906,021.89, 2,842,219.10 and 1,641,482.37 is: 2,447,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,021.89 : 2,842,219.10 = 1,641,482.37 : x
  2. Step 2: Convert to fraction form
    1,906,021.89/2,842,219.10 = 1,641,482.37/x
  3. Step 3: Cross multiply
    1,906,021.89x = 2,842,219.10 × 1,641,482.37
  4. Step 4: Simplify right side
    1,906,021.89x = 4,665,452,548,430.97
  5. Step 5: Solve for x
    x = 4,665,452,548,430.97/1,906,021.89
  6. Step 6: Final answer
    x = 2,447,743.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.