Finding the Fourth Proportional to 5,121,041.36, 7,681,564.60 and 1,334,514.64
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Solution
The fourth proportional to 5,121,041.36, 7,681,564.60 and 1,334,514.64 is: 2,001,772.63
Step by Step Solution
- Step 1: Write the proportion equation
5,121,041.36 : 7,681,564.60 = 1,334,514.64 : x - Step 2: Convert to fraction form
5,121,041.36/7,681,564.60 = 1,334,514.64/x - Step 3: Cross multiply
5,121,041.36x = 7,681,564.60 × 1,334,514.64 - Step 4: Simplify right side
5,121,041.36x = 10,251,160,416,805.74 - Step 5: Solve for x
x = 10,251,160,416,805.74/5,121,041.36 - Step 6: Final answer
x = 2,001,772.63
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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.