Home / 1,040,074.40-1,560,111.60-590,621.60

Finding the Fourth Proportional to 1,040,074.40, 1,560,111.60 and 590,621.60

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Solution

The fourth proportional to 1,040,074.40, 1,560,111.60 and 590,621.60 is: 885,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,074.40 : 1,560,111.60 = 590,621.60 : x
  2. Step 2: Convert to fraction form
    1,040,074.40/1,560,111.60 = 590,621.60/x
  3. Step 3: Cross multiply
    1,040,074.40x = 1,560,111.60 × 590,621.60
  4. Step 4: Simplify right side
    1,040,074.40x = 921,435,609,370.56
  5. Step 5: Solve for x
    x = 921,435,609,370.56/1,040,074.40
  6. Step 6: Final answer
    x = 885,932.40

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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.