Home / 1,967,651.79-2,715,059.84-1,108,157.55

Finding the Fourth Proportional to 1,967,651.79, 2,715,059.84 and 1,108,157.55

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Solution

The fourth proportional to 1,967,651.79, 2,715,059.84 and 1,108,157.55 is: 1,529,088.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,651.79 : 2,715,059.84 = 1,108,157.55 : x
  2. Step 2: Convert to fraction form
    1,967,651.79/2,715,059.84 = 1,108,157.55/x
  3. Step 3: Cross multiply
    1,967,651.79x = 2,715,059.84 × 1,108,157.55
  4. Step 4: Simplify right side
    1,967,651.79x = 3,008,714,054,857.00
  5. Step 5: Solve for x
    x = 3,008,714,054,857.00/1,967,651.79
  6. Step 6: Final answer
    x = 1,529,088.67

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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.