Home / 1,207,238.34-1,810,857.84-448,980.75

Finding the Fourth Proportional to 1,207,238.34, 1,810,857.84 and 448,980.75

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Solution

The fourth proportional to 1,207,238.34, 1,810,857.84 and 448,980.75 is: 673,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,238.34 : 1,810,857.84 = 448,980.75 : x
  2. Step 2: Convert to fraction form
    1,207,238.34/1,810,857.84 = 448,980.75/x
  3. Step 3: Cross multiply
    1,207,238.34x = 1,810,857.84 × 448,980.75
  4. Step 4: Simplify right side
    1,207,238.34x = 813,040,311,146.58
  5. Step 5: Solve for x
    x = 813,040,311,146.58/1,207,238.34
  6. Step 6: Final answer
    x = 673,471.25

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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.