Home / 3,281,598.77-4,922,923.03-1,388,356.61

Finding the Fourth Proportional to 3,281,598.77, 4,922,923.03 and 1,388,356.61

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Solution

The fourth proportional to 3,281,598.77, 4,922,923.03 and 1,388,356.61 is: 2,082,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,598.77 : 4,922,923.03 = 1,388,356.61 : x
  2. Step 2: Convert to fraction form
    3,281,598.77/4,922,923.03 = 1,388,356.61/x
  3. Step 3: Cross multiply
    3,281,598.77x = 4,922,923.03 × 1,388,356.61
  4. Step 4: Simplify right side
    3,281,598.77x = 6,834,772,701,136.22
  5. Step 5: Solve for x
    x = 6,834,772,701,136.22/3,281,598.77
  6. Step 6: Final answer
    x = 2,082,756.97

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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.