Home / 1,015,202.22-1,401,126.03-585,396.78

Finding the Fourth Proportional to 1,015,202.22, 1,401,126.03 and 585,396.78

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Solution

The fourth proportional to 1,015,202.22, 1,401,126.03 and 585,396.78 is: 807,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,202.22 : 1,401,126.03 = 585,396.78 : x
  2. Step 2: Convert to fraction form
    1,015,202.22/1,401,126.03 = 585,396.78/x
  3. Step 3: Cross multiply
    1,015,202.22x = 1,401,126.03 × 585,396.78
  4. Step 4: Simplify right side
    1,015,202.22x = 820,214,666,336.18
  5. Step 5: Solve for x
    x = 820,214,666,336.18/1,015,202.22
  6. Step 6: Final answer
    x = 807,932.30

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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.