Home / 2,826,409.68-4,238,977.05-804,608.64

Finding the Fourth Proportional to 2,826,409.68, 4,238,977.05 and 804,608.64

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Solution

The fourth proportional to 2,826,409.68, 4,238,977.05 and 804,608.64 is: 1,206,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,409.68 : 4,238,977.05 = 804,608.64 : x
  2. Step 2: Convert to fraction form
    2,826,409.68/4,238,977.05 = 804,608.64/x
  3. Step 3: Cross multiply
    2,826,409.68x = 4,238,977.05 × 804,608.64
  4. Step 4: Simplify right side
    2,826,409.68x = 3,410,717,559,191.71
  5. Step 5: Solve for x
    x = 3,410,717,559,191.71/2,826,409.68
  6. Step 6: Final answer
    x = 1,206,731.49

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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.