Home / 1,407,224-2,110,836-619,256

Finding the Fourth Proportional to 1,407,224, 2,110,836 and 619,256

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Solution

The fourth proportional to 1,407,224, 2,110,836 and 619,256 is: 928,884

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,224 : 2,110,836 = 619,256 : x
  2. Step 2: Convert to fraction form
    1,407,224/2,110,836 = 619,256/x
  3. Step 3: Cross multiply
    1,407,224x = 2,110,836 × 619,256
  4. Step 4: Simplify right side
    1,407,224x = 1,307,147,858,016
  5. Step 5: Solve for x
    x = 1,307,147,858,016/1,407,224
  6. Step 6: Final answer
    x = 928,884

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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.