Home / 1,895,110.78-2,842,354.72-680,435.96

Finding the Fourth Proportional to 1,895,110.78, 2,842,354.72 and 680,435.96

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Solution

The fourth proportional to 1,895,110.78, 2,842,354.72 and 680,435.96 is: 1,020,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,110.78 : 2,842,354.72 = 680,435.96 : x
  2. Step 2: Convert to fraction form
    1,895,110.78/2,842,354.72 = 680,435.96/x
  3. Step 3: Cross multiply
    1,895,110.78x = 2,842,354.72 × 680,435.96
  4. Step 4: Simplify right side
    1,895,110.78x = 1,934,040,362,563.73
  5. Step 5: Solve for x
    x = 1,934,040,362,563.73/1,895,110.78
  6. Step 6: Final answer
    x = 1,020,542.11

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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.