Home / 1,015,794.78-1,401,812.58-556,951.26

Finding the Fourth Proportional to 1,015,794.78, 1,401,812.58 and 556,951.26

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Solution

The fourth proportional to 1,015,794.78, 1,401,812.58 and 556,951.26 is: 768,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,794.78 : 1,401,812.58 = 556,951.26 : x
  2. Step 2: Convert to fraction form
    1,015,794.78/1,401,812.58 = 556,951.26/x
  3. Step 3: Cross multiply
    1,015,794.78x = 1,401,812.58 × 556,951.26
  4. Step 4: Simplify right side
    1,015,794.78x = 780,741,282,714.85
  5. Step 5: Solve for x
    x = 780,741,282,714.85/1,015,794.78
  6. Step 6: Final answer
    x = 768,601.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.