Home / 1,030,195.80-1,422,038.34-703,274.94

Finding the Fourth Proportional to 1,030,195.80, 1,422,038.34 and 703,274.94

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Solution

The fourth proportional to 1,030,195.80, 1,422,038.34 and 703,274.94 is: 970,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,195.80 : 1,422,038.34 = 703,274.94 : x
  2. Step 2: Convert to fraction form
    1,030,195.80/1,422,038.34 = 703,274.94/x
  3. Step 3: Cross multiply
    1,030,195.80x = 1,422,038.34 × 703,274.94
  4. Step 4: Simplify right side
    1,030,195.80x = 1,000,083,928,241.20
  5. Step 5: Solve for x
    x = 1,000,083,928,241.20/1,030,195.80
  6. Step 6: Final answer
    x = 970,770.73

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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.