Home / 1,430,179.34-1,973,165.67-809,899.56

Finding the Fourth Proportional to 1,430,179.34, 1,973,165.67 and 809,899.56

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Solution

The fourth proportional to 1,430,179.34, 1,973,165.67 and 809,899.56 is: 1,117,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,179.34 : 1,973,165.67 = 809,899.56 : x
  2. Step 2: Convert to fraction form
    1,430,179.34/1,973,165.67 = 809,899.56/x
  3. Step 3: Cross multiply
    1,430,179.34x = 1,973,165.67 × 809,899.56
  4. Step 4: Simplify right side
    1,430,179.34x = 1,598,066,007,940.11
  5. Step 5: Solve for x
    x = 1,598,066,007,940.11/1,430,179.34
  6. Step 6: Final answer
    x = 1,117,388.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.