Home / 1,146,226.23-1,581,993.86-662,714.55

Finding the Fourth Proportional to 1,146,226.23, 1,581,993.86 and 662,714.55

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Solution

The fourth proportional to 1,146,226.23, 1,581,993.86 and 662,714.55 is: 914,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,226.23 : 1,581,993.86 = 662,714.55 : x
  2. Step 2: Convert to fraction form
    1,146,226.23/1,581,993.86 = 662,714.55/x
  3. Step 3: Cross multiply
    1,146,226.23x = 1,581,993.86 × 662,714.55
  4. Step 4: Simplify right side
    1,146,226.23x = 1,048,410,345,719.09
  5. Step 5: Solve for x
    x = 1,048,410,345,719.09/1,146,226.23
  6. Step 6: Final answer
    x = 914,662.67

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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.