Home / 1,016,824.39-1,405,074.40-740,701.67

Finding the Fourth Proportional to 1,016,824.39, 1,405,074.40 and 740,701.67

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Solution

The fourth proportional to 1,016,824.39, 1,405,074.40 and 740,701.67 is: 1,023,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,824.39 : 1,405,074.40 = 740,701.67 : x
  2. Step 2: Convert to fraction form
    1,016,824.39/1,405,074.40 = 740,701.67/x
  3. Step 3: Cross multiply
    1,016,824.39x = 1,405,074.40 × 740,701.67
  4. Step 4: Simplify right side
    1,016,824.39x = 1,040,740,945,677.12
  5. Step 5: Solve for x
    x = 1,040,740,945,677.12/1,016,824.39
  6. Step 6: Final answer
    x = 1,023,520.83

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1.5x scale

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.