Home / 2,821,262.38-3,894,775.98-1,789,823.76

Finding the Fourth Proportional to 2,821,262.38, 3,894,775.98 and 1,789,823.76

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Solution

The fourth proportional to 2,821,262.38, 3,894,775.98 and 1,789,823.76 is: 2,470,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,262.38 : 3,894,775.98 = 1,789,823.76 : x
  2. Step 2: Convert to fraction form
    2,821,262.38/3,894,775.98 = 1,789,823.76/x
  3. Step 3: Cross multiply
    2,821,262.38x = 3,894,775.98 × 1,789,823.76
  4. Step 4: Simplify right side
    2,821,262.38x = 6,970,962,588,881.29
  5. Step 5: Solve for x
    x = 6,970,962,588,881.29/2,821,262.38
  6. Step 6: Final answer
    x = 2,470,866.46

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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.