Home / 2,873,946.72-4,309,668.09-824,155.05

Finding the Fourth Proportional to 2,873,946.72, 4,309,668.09 and 824,155.05

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Solution

The fourth proportional to 2,873,946.72, 4,309,668.09 and 824,155.05 is: 1,235,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,946.72 : 4,309,668.09 = 824,155.05 : x
  2. Step 2: Convert to fraction form
    2,873,946.72/4,309,668.09 = 824,155.05/x
  3. Step 3: Cross multiply
    2,873,946.72x = 4,309,668.09 × 824,155.05
  4. Step 4: Simplify right side
    2,873,946.72x = 3,551,834,720,197.35
  5. Step 5: Solve for x
    x = 3,551,834,720,197.35/2,873,946.72
  6. Step 6: Final answer
    x = 1,235,873.54

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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.