Home / 1,093,412.88-1,640,235.96-462,390.48

Finding the Fourth Proportional to 1,093,412.88, 1,640,235.96 and 462,390.48

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Solution

The fourth proportional to 1,093,412.88, 1,640,235.96 and 462,390.48 is: 693,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,412.88 : 1,640,235.96 = 462,390.48 : x
  2. Step 2: Convert to fraction form
    1,093,412.88/1,640,235.96 = 462,390.48/x
  3. Step 3: Cross multiply
    1,093,412.88x = 1,640,235.96 × 462,390.48
  4. Step 4: Simplify right side
    1,093,412.88x = 758,429,492,857.66
  5. Step 5: Solve for x
    x = 758,429,492,857.66/1,093,412.88
  6. Step 6: Final answer
    x = 693,635.05

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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.