Home / 3,008,762.40-4,515,298.42-1,280,843.69

Finding the Fourth Proportional to 3,008,762.40, 4,515,298.42 and 1,280,843.69

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Solution

The fourth proportional to 3,008,762.40, 4,515,298.42 and 1,280,843.69 is: 1,922,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,762.40 : 4,515,298.42 = 1,280,843.69 : x
  2. Step 2: Convert to fraction form
    3,008,762.40/4,515,298.42 = 1,280,843.69/x
  3. Step 3: Cross multiply
    3,008,762.40x = 4,515,298.42 × 1,280,843.69
  4. Step 4: Simplify right side
    3,008,762.40x = 5,783,391,480,877.74
  5. Step 5: Solve for x
    x = 5,783,391,480,877.74/3,008,762.40
  6. Step 6: Final answer
    x = 1,922,182.85

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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.