Home / 1,173,679.21-1,619,588.04-714,742.93

Finding the Fourth Proportional to 1,173,679.21, 1,619,588.04 and 714,742.93

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Solution

The fourth proportional to 1,173,679.21, 1,619,588.04 and 714,742.93 is: 986,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,679.21 : 1,619,588.04 = 714,742.93 : x
  2. Step 2: Convert to fraction form
    1,173,679.21/1,619,588.04 = 714,742.93/x
  3. Step 3: Cross multiply
    1,173,679.21x = 1,619,588.04 × 714,742.93
  4. Step 4: Simplify right side
    1,173,679.21x = 1,157,589,101,102.56
  5. Step 5: Solve for x
    x = 1,157,589,101,102.56/1,173,679.21
  6. Step 6: Final answer
    x = 986,290.88

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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.