Home / 1,196,479.08-1,790,505.88-747,411.44

Finding the Fourth Proportional to 1,196,479.08, 1,790,505.88 and 747,411.44

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Solution

The fourth proportional to 1,196,479.08, 1,790,505.88 and 747,411.44 is: 1,118,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,479.08 : 1,790,505.88 = 747,411.44 : x
  2. Step 2: Convert to fraction form
    1,196,479.08/1,790,505.88 = 747,411.44/x
  3. Step 3: Cross multiply
    1,196,479.08x = 1,790,505.88 × 747,411.44
  4. Step 4: Simplify right side
    1,196,479.08x = 1,338,244,578,099.27
  5. Step 5: Solve for x
    x = 1,338,244,578,099.27/1,196,479.08
  6. Step 6: Final answer
    x = 1,118,485.56

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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.