Home / 1,214,224.56-1,821,019.28-361,066.56

Finding the Fourth Proportional to 1,214,224.56, 1,821,019.28 and 361,066.56

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Solution

The fourth proportional to 1,214,224.56, 1,821,019.28 and 361,066.56 is: 541,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,224.56 : 1,821,019.28 = 361,066.56 : x
  2. Step 2: Convert to fraction form
    1,214,224.56/1,821,019.28 = 361,066.56/x
  3. Step 3: Cross multiply
    1,214,224.56x = 1,821,019.28 × 361,066.56
  4. Step 4: Simplify right side
    1,214,224.56x = 657,509,167,123.28
  5. Step 5: Solve for x
    x = 657,509,167,123.28/1,214,224.56
  6. Step 6: Final answer
    x = 541,505.41

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Double scale
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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.