Home / 2,894,210.70-3,993,749.06-1,605,047.10

Finding the Fourth Proportional to 2,894,210.70, 3,993,749.06 and 1,605,047.10

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Solution

The fourth proportional to 2,894,210.70, 3,993,749.06 and 1,605,047.10 is: 2,214,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,210.70 : 3,993,749.06 = 1,605,047.10 : x
  2. Step 2: Convert to fraction form
    2,894,210.70/3,993,749.06 = 1,605,047.10/x
  3. Step 3: Cross multiply
    2,894,210.70x = 3,993,749.06 × 1,605,047.10
  4. Step 4: Simplify right side
    2,894,210.70x = 6,410,155,338,855.49
  5. Step 5: Solve for x
    x = 6,410,155,338,855.49/2,894,210.70
  6. Step 6: Final answer
    x = 2,214,819.86

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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.