Home / 3,225,102.61-4,837,653.91-828,949.55

Finding the Fourth Proportional to 3,225,102.61, 4,837,653.91 and 828,949.55

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Solution

The fourth proportional to 3,225,102.61, 4,837,653.91 and 828,949.55 is: 1,243,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,102.61 : 4,837,653.91 = 828,949.55 : x
  2. Step 2: Convert to fraction form
    3,225,102.61/4,837,653.91 = 828,949.55/x
  3. Step 3: Cross multiply
    3,225,102.61x = 4,837,653.91 × 828,949.55
  4. Step 4: Simplify right side
    3,225,102.61x = 4,010,171,007,432.49
  5. Step 5: Solve for x
    x = 4,010,171,007,432.49/3,225,102.61
  6. Step 6: Final answer
    x = 1,243,424.32

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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.