Home / 1,015,797.78-1,401,816.72-556,954.26

Finding the Fourth Proportional to 1,015,797.78, 1,401,816.72 and 556,954.26

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Solution

The fourth proportional to 1,015,797.78, 1,401,816.72 and 556,954.26 is: 768,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,797.78 : 1,401,816.72 = 556,954.26 : x
  2. Step 2: Convert to fraction form
    1,015,797.78/1,401,816.72 = 556,954.26/x
  3. Step 3: Cross multiply
    1,015,797.78x = 1,401,816.72 × 556,954.26
  4. Step 4: Simplify right side
    1,015,797.78x = 780,747,793,943.23
  5. Step 5: Solve for x
    x = 780,747,793,943.23/1,015,797.78
  6. Step 6: Final answer
    x = 768,605.53

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Double scale
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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.