Home / 3,549,878.40-5,324,817.60-2,920,022.40

Finding the Fourth Proportional to 3,549,878.40, 5,324,817.60 and 2,920,022.40

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Solution

The fourth proportional to 3,549,878.40, 5,324,817.60 and 2,920,022.40 is: 4,380,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,878.40 : 5,324,817.60 = 2,920,022.40 : x
  2. Step 2: Convert to fraction form
    3,549,878.40/5,324,817.60 = 2,920,022.40/x
  3. Step 3: Cross multiply
    3,549,878.40x = 5,324,817.60 × 2,920,022.40
  4. Step 4: Simplify right side
    3,549,878.40x = 15,548,586,667,914.24
  5. Step 5: Solve for x
    x = 15,548,586,667,914.24/3,549,878.40
  6. Step 6: Final answer
    x = 4,380,033.60

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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.