Home / 2,840,605.53-3,919,974.93-1,551,451.11

Finding the Fourth Proportional to 2,840,605.53, 3,919,974.93 and 1,551,451.11

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Solution

The fourth proportional to 2,840,605.53, 3,919,974.93 and 1,551,451.11 is: 2,140,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,605.53 : 3,919,974.93 = 1,551,451.11 : x
  2. Step 2: Convert to fraction form
    2,840,605.53/3,919,974.93 = 1,551,451.11/x
  3. Step 3: Cross multiply
    2,840,605.53x = 3,919,974.93 × 1,551,451.11
  4. Step 4: Simplify right side
    2,840,605.53x = 6,081,649,456,320.67
  5. Step 5: Solve for x
    x = 6,081,649,456,320.67/2,840,605.53
  6. Step 6: Final answer
    x = 2,140,969.38

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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.