Home / 2,927,522.12-4,388,276.46-1,129,918.28

Finding the Fourth Proportional to 2,927,522.12, 4,388,276.46 and 1,129,918.28

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Solution

The fourth proportional to 2,927,522.12, 4,388,276.46 and 1,129,918.28 is: 1,693,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,522.12 : 4,388,276.46 = 1,129,918.28 : x
  2. Step 2: Convert to fraction form
    2,927,522.12/4,388,276.46 = 1,129,918.28/x
  3. Step 3: Cross multiply
    2,927,522.12x = 4,388,276.46 × 1,129,918.28
  4. Step 4: Simplify right side
    2,927,522.12x = 4,958,393,789,847.69
  5. Step 5: Solve for x
    x = 4,958,393,789,847.69/2,927,522.12
  6. Step 6: Final answer
    x = 1,693,716.93

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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.