Home / 821,093.51-1,133,642.21-734,903.24

Finding the Fourth Proportional to 821,093.51, 1,133,642.21 and 734,903.24

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Solution

The fourth proportional to 821,093.51, 1,133,642.21 and 734,903.24 is: 1,014,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,093.51 : 1,133,642.21 = 734,903.24 : x
  2. Step 2: Convert to fraction form
    821,093.51/1,133,642.21 = 734,903.24/x
  3. Step 3: Cross multiply
    821,093.51x = 1,133,642.21 × 734,903.24
  4. Step 4: Simplify right side
    821,093.51x = 833,117,323,787.03
  5. Step 5: Solve for x
    x = 833,117,323,787.03/821,093.51
  6. Step 6: Final answer
    x = 1,014,643.67

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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.