Home / 1,895,107.78-2,842,350.22-680,432.95

Finding the Fourth Proportional to 1,895,107.78, 2,842,350.22 and 680,432.95

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Solution

The fourth proportional to 1,895,107.78, 2,842,350.22 and 680,432.95 is: 1,020,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,107.78 : 2,842,350.22 = 680,432.95 : x
  2. Step 2: Convert to fraction form
    1,895,107.78/2,842,350.22 = 680,432.95/x
  3. Step 3: Cross multiply
    1,895,107.78x = 2,842,350.22 × 680,432.95
  4. Step 4: Simplify right side
    1,895,107.78x = 1,934,028,745,127.75
  5. Step 5: Solve for x
    x = 1,934,028,745,127.75/1,895,107.78
  6. Step 6: Final answer
    x = 1,020,537.60

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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.