Home / 3,642,022.40-5,463,033.60-1,962,406.40

Finding the Fourth Proportional to 3,642,022.40, 5,463,033.60 and 1,962,406.40

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Solution

The fourth proportional to 3,642,022.40, 5,463,033.60 and 1,962,406.40 is: 2,943,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,022.40 : 5,463,033.60 = 1,962,406.40 : x
  2. Step 2: Convert to fraction form
    3,642,022.40/5,463,033.60 = 1,962,406.40/x
  3. Step 3: Cross multiply
    3,642,022.40x = 5,463,033.60 × 1,962,406.40
  4. Step 4: Simplify right side
    3,642,022.40x = 10,720,692,100,055.04
  5. Step 5: Solve for x
    x = 10,720,692,100,055.04/3,642,022.40
  6. Step 6: Final answer
    x = 2,943,609.60

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Double scale
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Similar ratio
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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.