Home / 1,117,023.60-1,675,553.88-540,311.70

Finding the Fourth Proportional to 1,117,023.60, 1,675,553.88 and 540,311.70

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Solution

The fourth proportional to 1,117,023.60, 1,675,553.88 and 540,311.70 is: 810,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,023.60 : 1,675,553.88 = 540,311.70 : x
  2. Step 2: Convert to fraction form
    1,117,023.60/1,675,553.88 = 540,311.70/x
  3. Step 3: Cross multiply
    1,117,023.60x = 1,675,553.88 × 540,311.70
  4. Step 4: Simplify right side
    1,117,023.60x = 905,321,365,344.40
  5. Step 5: Solve for x
    x = 905,321,365,344.40/1,117,023.60
  6. Step 6: Final answer
    x = 810,476.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.