Home / 1,897,619.73-2,618,744.75-1,038,194.34

Finding the Fourth Proportional to 1,897,619.73, 2,618,744.75 and 1,038,194.34

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Solution

The fourth proportional to 1,897,619.73, 2,618,744.75 and 1,038,194.34 is: 1,432,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,619.73 : 2,618,744.75 = 1,038,194.34 : x
  2. Step 2: Convert to fraction form
    1,897,619.73/2,618,744.75 = 1,038,194.34/x
  3. Step 3: Cross multiply
    1,897,619.73x = 2,618,744.75 × 1,038,194.34
  4. Step 4: Simplify right side
    1,897,619.73x = 2,718,765,977,354.72
  5. Step 5: Solve for x
    x = 2,718,765,977,354.72/1,897,619.73
  6. Step 6: Final answer
    x = 1,432,724.34

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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.