Home / 1,491,880.37-2,057,165.73-1,007,604.74

Finding the Fourth Proportional to 1,491,880.37, 2,057,165.73 and 1,007,604.74

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Solution

The fourth proportional to 1,491,880.37, 2,057,165.73 and 1,007,604.74 is: 1,389,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,880.37 : 2,057,165.73 = 1,007,604.74 : x
  2. Step 2: Convert to fraction form
    1,491,880.37/2,057,165.73 = 1,007,604.74/x
  3. Step 3: Cross multiply
    1,491,880.37x = 2,057,165.73 × 1,007,604.74
  4. Step 4: Simplify right side
    1,491,880.37x = 2,072,809,945,656.47
  5. Step 5: Solve for x
    x = 2,072,809,945,656.47/1,491,880.37
  6. Step 6: Final answer
    x = 1,389,394.21

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Why These Related Problems?

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