Home / 3,870,749.53-5,803,882.62-1,311,106.60

Finding the Fourth Proportional to 3,870,749.53, 5,803,882.62 and 1,311,106.60

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Solution

The fourth proportional to 3,870,749.53, 5,803,882.62 and 1,311,106.60 is: 1,965,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,749.53 : 5,803,882.62 = 1,311,106.60 : x
  2. Step 2: Convert to fraction form
    3,870,749.53/5,803,882.62 = 1,311,106.60/x
  3. Step 3: Cross multiply
    3,870,749.53x = 5,803,882.62 × 1,311,106.60
  4. Step 4: Simplify right side
    3,870,749.53x = 7,609,508,808,707.29
  5. Step 5: Solve for x
    x = 7,609,508,808,707.29/3,870,749.53
  6. Step 6: Final answer
    x = 1,965,900.60

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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.