Home / 1,133,606.44-1,564,361.51-643,571.51

Finding the Fourth Proportional to 1,133,606.44, 1,564,361.51 and 643,571.51

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Solution

The fourth proportional to 1,133,606.44, 1,564,361.51 and 643,571.51 is: 888,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,606.44 : 1,564,361.51 = 643,571.51 : x
  2. Step 2: Convert to fraction form
    1,133,606.44/1,564,361.51 = 643,571.51/x
  3. Step 3: Cross multiply
    1,133,606.44x = 1,564,361.51 × 643,571.51
  4. Step 4: Simplify right side
    1,133,606.44x = 1,006,778,499,176.58
  5. Step 5: Solve for x
    x = 1,006,778,499,176.58/1,133,606.44
  6. Step 6: Final answer
    x = 888,119.95

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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.