Finding the Fourth Proportional to 4,587,748.68, 6,881,973 and 1,393,139.52
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Solution
The fourth proportional to 4,587,748.68, 6,881,973 and 1,393,139.52 is: 2,089,815.56
Step by Step Solution
- Step 1: Write the proportion equation
4,587,748.68 : 6,881,973 = 1,393,139.52 : x - Step 2: Convert to fraction form
4,587,748.68/6,881,973 = 1,393,139.52/x - Step 3: Cross multiply
4,587,748.68x = 6,881,973 × 1,393,139.52 - Step 4: Simplify right side
4,587,748.68x = 9,587,548,561,872.96 - Step 5: Solve for x
x = 9,587,548,561,872.96/4,587,748.68 - Step 6: Final answer
x = 2,089,815.56
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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.