Home / 1,070,771.84-1,606,464.96-405,991.04

Finding the Fourth Proportional to 1,070,771.84, 1,606,464.96 and 405,991.04

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Solution

The fourth proportional to 1,070,771.84, 1,606,464.96 and 405,991.04 is: 609,103.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,771.84 : 1,606,464.96 = 405,991.04 : x
  2. Step 2: Convert to fraction form
    1,070,771.84/1,606,464.96 = 405,991.04/x
  3. Step 3: Cross multiply
    1,070,771.84x = 1,606,464.96 × 405,991.04
  4. Step 4: Simplify right side
    1,070,771.84x = 652,210,379,833.96
  5. Step 5: Solve for x
    x = 652,210,379,833.96/1,070,771.84
  6. Step 6: Final answer
    x = 609,103.04

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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.