Home / 1,040,315.96-1,559,103.83-440,534.97

Finding the Fourth Proportional to 1,040,315.96, 1,559,103.83 and 440,534.97

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Solution

The fourth proportional to 1,040,315.96, 1,559,103.83 and 440,534.97 is: 660,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,315.96 : 1,559,103.83 = 440,534.97 : x
  2. Step 2: Convert to fraction form
    1,040,315.96/1,559,103.83 = 440,534.97/x
  3. Step 3: Cross multiply
    1,040,315.96x = 1,559,103.83 × 440,534.97
  4. Step 4: Simplify right side
    1,040,315.96x = 686,839,762,619.90
  5. Step 5: Solve for x
    x = 686,839,762,619.90/1,040,315.96
  6. Step 6: Final answer
    x = 660,222.27

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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.