Home / 1,406,530.80-2,109,997.24-433,977.44

Finding the Fourth Proportional to 1,406,530.80, 2,109,997.24 and 433,977.44

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Solution

The fourth proportional to 1,406,530.80, 2,109,997.24 and 433,977.44 is: 651,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,530.80 : 2,109,997.24 = 433,977.44 : x
  2. Step 2: Convert to fraction form
    1,406,530.80/2,109,997.24 = 433,977.44/x
  3. Step 3: Cross multiply
    1,406,530.80x = 2,109,997.24 × 433,977.44
  4. Step 4: Simplify right side
    1,406,530.80x = 915,691,200,622.27
  5. Step 5: Solve for x
    x = 915,691,200,622.27/1,406,530.80
  6. Step 6: Final answer
    x = 651,028.19

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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.