Finding the Fourth Proportional to 4,567,282.74, 6,848,778.69 and 2,648,739.15
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Solution
The fourth proportional to 4,567,282.74, 6,848,778.69 and 2,648,739.15 is: 3,971,864.52
Step by Step Solution
- Step 1: Write the proportion equation
4,567,282.74 : 6,848,778.69 = 2,648,739.15 : x - Step 2: Convert to fraction form
4,567,282.74/6,848,778.69 = 2,648,739.15/x - Step 3: Cross multiply
4,567,282.74x = 6,848,778.69 × 2,648,739.15 - Step 4: Simplify right side
4,567,282.74x = 18,140,628,245,888.71 - Step 5: Solve for x
x = 18,140,628,245,888.71/4,567,282.74 - Step 6: Final answer
x = 3,971,864.52
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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.