Home / 4,680,520.40-7,015,531.80-2,405,165.60

Finding the Fourth Proportional to 4,680,520.40, 7,015,531.80 and 2,405,165.60

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Solution

The fourth proportional to 4,680,520.40, 7,015,531.80 and 2,405,165.60 is: 3,605,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,520.40 : 7,015,531.80 = 2,405,165.60 : x
  2. Step 2: Convert to fraction form
    4,680,520.40/7,015,531.80 = 2,405,165.60/x
  3. Step 3: Cross multiply
    4,680,520.40x = 7,015,531.80 × 2,405,165.60
  4. Step 4: Simplify right side
    4,680,520.40x = 16,873,515,751,066.08
  5. Step 5: Solve for x
    x = 16,873,515,751,066.08/4,680,520.40
  6. Step 6: Final answer
    x = 3,605,051.21

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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.