Home / 1,805,924.22-2,492,164.44-990,162.42

Finding the Fourth Proportional to 1,805,924.22, 2,492,164.44 and 990,162.42

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Solution

The fourth proportional to 1,805,924.22, 2,492,164.44 and 990,162.42 is: 1,366,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,924.22 : 2,492,164.44 = 990,162.42 : x
  2. Step 2: Convert to fraction form
    1,805,924.22/2,492,164.44 = 990,162.42/x
  3. Step 3: Cross multiply
    1,805,924.22x = 2,492,164.44 × 990,162.42
  4. Step 4: Simplify right side
    1,805,924.22x = 2,467,647,572,948.34
  5. Step 5: Solve for x
    x = 2,467,647,572,948.34/1,805,924.22
  6. Step 6: Final answer
    x = 1,366,418.12

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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.