Home / 5,276,457.19-7,912,668.22-2,879,020.41

Finding the Fourth Proportional to 5,276,457.19, 7,912,668.22 and 2,879,020.41

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Solution

The fourth proportional to 5,276,457.19, 7,912,668.22 and 2,879,020.41 is: 4,317,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,457.19 : 7,912,668.22 = 2,879,020.41 : x
  2. Step 2: Convert to fraction form
    5,276,457.19/7,912,668.22 = 2,879,020.41/x
  3. Step 3: Cross multiply
    5,276,457.19x = 7,912,668.22 × 2,879,020.41
  4. Step 4: Simplify right side
    5,276,457.19x = 22,780,733,302,938.37
  5. Step 5: Solve for x
    x = 22,780,733,302,938.37/5,276,457.19
  6. Step 6: Final answer
    x = 4,317,429.76

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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.