Home / 1,036,636.43-1,555,033.35-353,310.90

Finding the Fourth Proportional to 1,036,636.43, 1,555,033.35 and 353,310.90

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Solution

The fourth proportional to 1,036,636.43, 1,555,033.35 and 353,310.90 is: 529,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,636.43 : 1,555,033.35 = 353,310.90 : x
  2. Step 2: Convert to fraction form
    1,036,636.43/1,555,033.35 = 353,310.90/x
  3. Step 3: Cross multiply
    1,036,636.43x = 1,555,033.35 × 353,310.90
  4. Step 4: Simplify right side
    1,036,636.43x = 549,410,232,418.52
  5. Step 5: Solve for x
    x = 549,410,232,418.52/1,036,636.43
  6. Step 6: Final answer
    x = 529,993.17

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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.