Home / 2,154,895.22-2,973,754.46-1,237,183.55

Finding the Fourth Proportional to 2,154,895.22, 2,973,754.46 and 1,237,183.55

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Solution

The fourth proportional to 2,154,895.22, 2,973,754.46 and 1,237,183.55 is: 1,707,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,895.22 : 2,973,754.46 = 1,237,183.55 : x
  2. Step 2: Convert to fraction form
    2,154,895.22/2,973,754.46 = 1,237,183.55/x
  3. Step 3: Cross multiply
    2,154,895.22x = 2,973,754.46 × 1,237,183.55
  4. Step 4: Simplify right side
    2,154,895.22x = 3,679,080,081,964.33
  5. Step 5: Solve for x
    x = 3,679,080,081,964.33/2,154,895.22
  6. Step 6: Final answer
    x = 1,707,312.75

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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.