Finding the Fourth Proportional to 5,328,820.44, 7,995,237.84 and 3,200,388.48
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Solution
The fourth proportional to 5,328,820.44, 7,995,237.84 and 3,200,388.48 is: 4,801,788.19
Step by Step Solution
- Step 1: Write the proportion equation
5,328,820.44 : 7,995,237.84 = 3,200,388.48 : x - Step 2: Convert to fraction form
5,328,820.44/7,995,237.84 = 3,200,388.48/x - Step 3: Cross multiply
5,328,820.44x = 7,995,237.84 × 3,200,388.48 - Step 4: Simplify right side
5,328,820.44x = 25,587,867,077,996.08 - Step 5: Solve for x
x = 25,587,867,077,996.08/5,328,820.44 - Step 6: Final answer
x = 4,801,788.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.