Home / 4,549,687.20-6,824,530.80-4,203,266.40

Finding the Fourth Proportional to 4,549,687.20, 6,824,530.80 and 4,203,266.40

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Solution

The fourth proportional to 4,549,687.20, 6,824,530.80 and 4,203,266.40 is: 6,304,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,687.20 : 6,824,530.80 = 4,203,266.40 : x
  2. Step 2: Convert to fraction form
    4,549,687.20/6,824,530.80 = 4,203,266.40/x
  3. Step 3: Cross multiply
    4,549,687.20x = 6,824,530.80 × 4,203,266.40
  4. Step 4: Simplify right side
    4,549,687.20x = 28,685,321,007,405.12
  5. Step 5: Solve for x
    x = 28,685,321,007,405.12/4,549,687.20
  6. Step 6: Final answer
    x = 6,304,899.60

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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.