Home / 1,524,936.78-2,104,451.69-836,638.07

Finding the Fourth Proportional to 1,524,936.78, 2,104,451.69 and 836,638.07

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Solution

The fourth proportional to 1,524,936.78, 2,104,451.69 and 836,638.07 is: 1,154,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,936.78 : 2,104,451.69 = 836,638.07 : x
  2. Step 2: Convert to fraction form
    1,524,936.78/2,104,451.69 = 836,638.07/x
  3. Step 3: Cross multiply
    1,524,936.78x = 2,104,451.69 × 836,638.07
  4. Step 4: Simplify right side
    1,524,936.78x = 1,760,664,385,624.39
  5. Step 5: Solve for x
    x = 1,760,664,385,624.39/1,524,936.78
  6. Step 6: Final answer
    x = 1,154,581.89

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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.