Home / 3,208,556.40-4,812,834.60-2,578,700.40

Finding the Fourth Proportional to 3,208,556.40, 4,812,834.60 and 2,578,700.40

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Solution

The fourth proportional to 3,208,556.40, 4,812,834.60 and 2,578,700.40 is: 3,868,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,556.40 : 4,812,834.60 = 2,578,700.40 : x
  2. Step 2: Convert to fraction form
    3,208,556.40/4,812,834.60 = 2,578,700.40/x
  3. Step 3: Cross multiply
    3,208,556.40x = 4,812,834.60 × 2,578,700.40
  4. Step 4: Simplify right side
    3,208,556.40x = 12,410,858,508,153.84
  5. Step 5: Solve for x
    x = 12,410,858,508,153.84/3,208,556.40
  6. Step 6: Final answer
    x = 3,868,050.60

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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.