Home / 2,920,904.32-4,051,469.68-2,843,222.08

Finding the Fourth Proportional to 2,920,904.32, 4,051,469.68 and 2,843,222.08

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Solution

The fourth proportional to 2,920,904.32, 4,051,469.68 and 2,843,222.08 is: 3,943,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,904.32 : 4,051,469.68 = 2,843,222.08 : x
  2. Step 2: Convert to fraction form
    2,920,904.32/4,051,469.68 = 2,843,222.08/x
  3. Step 3: Cross multiply
    2,920,904.32x = 4,051,469.68 × 2,843,222.08
  4. Step 4: Simplify right side
    2,920,904.32x = 11,519,228,050,626.54
  5. Step 5: Solve for x
    x = 11,519,228,050,626.54/2,920,904.32
  6. Step 6: Final answer
    x = 3,943,719.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.