Home / 1,111,882.78-1,667,946.66-353,546.83

Finding the Fourth Proportional to 1,111,882.78, 1,667,946.66 and 353,546.83

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Solution

The fourth proportional to 1,111,882.78, 1,667,946.66 and 353,546.83 is: 530,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,882.78 : 1,667,946.66 = 353,546.83 : x
  2. Step 2: Convert to fraction form
    1,111,882.78/1,667,946.66 = 353,546.83/x
  3. Step 3: Cross multiply
    1,111,882.78x = 1,667,946.66 × 353,546.83
  4. Step 4: Simplify right side
    1,111,882.78x = 589,697,254,252.09
  5. Step 5: Solve for x
    x = 589,697,254,252.09/1,111,882.78
  6. Step 6: Final answer
    x = 530,359.19

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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.