Home / 1,479,033.05-2,218,794.83-519,239.54

Finding the Fourth Proportional to 1,479,033.05, 2,218,794.83 and 519,239.54

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Solution

The fourth proportional to 1,479,033.05, 2,218,794.83 and 519,239.54 is: 778,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,033.05 : 2,218,794.83 = 519,239.54 : x
  2. Step 2: Convert to fraction form
    1,479,033.05/2,218,794.83 = 519,239.54/x
  3. Step 3: Cross multiply
    1,479,033.05x = 2,218,794.83 × 519,239.54
  4. Step 4: Simplify right side
    1,479,033.05x = 1,152,085,993,193.41
  5. Step 5: Solve for x
    x = 1,152,085,993,193.41/1,479,033.05
  6. Step 6: Final answer
    x = 778,945.40

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Double scale
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Similar ratio
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1.5x scale

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.