Home / 2,626,183.84-3,937,798.32-828,732.40

Finding the Fourth Proportional to 2,626,183.84, 3,937,798.32 and 828,732.40

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Solution

The fourth proportional to 2,626,183.84, 3,937,798.32 and 828,732.40 is: 1,242,632.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,183.84 : 3,937,798.32 = 828,732.40 : x
  2. Step 2: Convert to fraction form
    2,626,183.84/3,937,798.32 = 828,732.40/x
  3. Step 3: Cross multiply
    2,626,183.84x = 3,937,798.32 × 828,732.40
  4. Step 4: Simplify right side
    2,626,183.84x = 3,263,381,052,449.57
  5. Step 5: Solve for x
    x = 3,263,381,052,449.57/2,626,183.84
  6. Step 6: Final answer
    x = 1,242,632.37

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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.