Home / 3,638,869-5,021,550.56-2,007,240.64

Finding the Fourth Proportional to 3,638,869, 5,021,550.56 and 2,007,240.64

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Solution

The fourth proportional to 3,638,869, 5,021,550.56 and 2,007,240.64 is: 2,769,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,869 : 5,021,550.56 = 2,007,240.64 : x
  2. Step 2: Convert to fraction form
    3,638,869/5,021,550.56 = 2,007,240.64/x
  3. Step 3: Cross multiply
    3,638,869x = 5,021,550.56 × 2,007,240.64
  4. Step 4: Simplify right side
    3,638,869x = 10,079,460,359,846.76
  5. Step 5: Solve for x
    x = 10,079,460,359,846.76/3,638,869
  6. Step 6: Final answer
    x = 2,769,943.18

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1.5x scale

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.