Home / 2,389,898.09-3,298,059.86-1,302,169.67

Finding the Fourth Proportional to 2,389,898.09, 3,298,059.86 and 1,302,169.67

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Solution

The fourth proportional to 2,389,898.09, 3,298,059.86 and 1,302,169.67 is: 1,796,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,898.09 : 3,298,059.86 = 1,302,169.67 : x
  2. Step 2: Convert to fraction form
    2,389,898.09/3,298,059.86 = 1,302,169.67/x
  3. Step 3: Cross multiply
    2,389,898.09x = 3,298,059.86 × 1,302,169.67
  4. Step 4: Simplify right side
    2,389,898.09x = 4,294,633,496,535.30
  5. Step 5: Solve for x
    x = 4,294,633,496,535.30/2,389,898.09
  6. Step 6: Final answer
    x = 1,796,994.41

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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.