Home / 1,492,508.26-2,238,786.69-427,546.18

Finding the Fourth Proportional to 1,492,508.26, 2,238,786.69 and 427,546.18

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Solution

The fourth proportional to 1,492,508.26, 2,238,786.69 and 427,546.18 is: 641,326.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,508.26 : 2,238,786.69 = 427,546.18 : x
  2. Step 2: Convert to fraction form
    1,492,508.26/2,238,786.69 = 427,546.18/x
  3. Step 3: Cross multiply
    1,492,508.26x = 2,238,786.69 × 427,546.18
  4. Step 4: Simplify right side
    1,492,508.26x = 957,184,702,094.52
  5. Step 5: Solve for x
    x = 957,184,702,094.52/1,492,508.26
  6. Step 6: Final answer
    x = 641,326.23

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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.