Home / 1,463,855.77-2,019,880.70-919,606.24

Finding the Fourth Proportional to 1,463,855.77, 2,019,880.70 and 919,606.24

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Solution

The fourth proportional to 1,463,855.77, 2,019,880.70 and 919,606.24 is: 1,268,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,855.77 : 2,019,880.70 = 919,606.24 : x
  2. Step 2: Convert to fraction form
    1,463,855.77/2,019,880.70 = 919,606.24/x
  3. Step 3: Cross multiply
    1,463,855.77x = 2,019,880.70 × 919,606.24
  4. Step 4: Simplify right side
    1,463,855.77x = 1,857,494,891,470.00
  5. Step 5: Solve for x
    x = 1,857,494,891,470.00/1,463,855.77
  6. Step 6: Final answer
    x = 1,268,905.67

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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.