Home / 3,028,709.70-4,543,064.55-2,178,404.10

Finding the Fourth Proportional to 3,028,709.70, 4,543,064.55 and 2,178,404.10

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Solution

The fourth proportional to 3,028,709.70, 4,543,064.55 and 2,178,404.10 is: 3,267,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,709.70 : 4,543,064.55 = 2,178,404.10 : x
  2. Step 2: Convert to fraction form
    3,028,709.70/4,543,064.55 = 2,178,404.10/x
  3. Step 3: Cross multiply
    3,028,709.70x = 4,543,064.55 × 2,178,404.10
  4. Step 4: Simplify right side
    3,028,709.70x = 9,896,630,442,284.65
  5. Step 5: Solve for x
    x = 9,896,630,442,284.65/3,028,709.70
  6. Step 6: Final answer
    x = 3,267,606.15

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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.