Home / 2,183,909.56-3,013,798.06-1,217,018.62

Finding the Fourth Proportional to 2,183,909.56, 3,013,798.06 and 1,217,018.62

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Solution

The fourth proportional to 2,183,909.56, 3,013,798.06 and 1,217,018.62 is: 1,679,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,909.56 : 3,013,798.06 = 1,217,018.62 : x
  2. Step 2: Convert to fraction form
    2,183,909.56/3,013,798.06 = 1,217,018.62/x
  3. Step 3: Cross multiply
    2,183,909.56x = 3,013,798.06 × 1,217,018.62
  4. Step 4: Simplify right side
    2,183,909.56x = 3,667,848,355,939.88
  5. Step 5: Solve for x
    x = 3,667,848,355,939.88/2,183,909.56
  6. Step 6: Final answer
    x = 1,679,487.29

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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.