Home / 4,345,919.90-6,521,212.65-1,821,830.30

Finding the Fourth Proportional to 4,345,919.90, 6,521,212.65 and 1,821,830.30

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Solution

The fourth proportional to 4,345,919.90, 6,521,212.65 and 1,821,830.30 is: 2,733,723.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,919.90 : 6,521,212.65 = 1,821,830.30 : x
  2. Step 2: Convert to fraction form
    4,345,919.90/6,521,212.65 = 1,821,830.30/x
  3. Step 3: Cross multiply
    4,345,919.90x = 6,521,212.65 × 1,821,830.30
  4. Step 4: Simplify right side
    4,345,919.90x = 11,880,542,798,513.30
  5. Step 5: Solve for x
    x = 11,880,542,798,513.30/4,345,919.90
  6. Step 6: Final answer
    x = 2,733,723.37

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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.