Finding the Fourth Proportional to 4,772,326.34, 7,159,610.77 and 1,577,452.62
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Solution
The fourth proportional to 4,772,326.34, 7,159,610.77 and 1,577,452.62 is: 2,366,549.55
Step by Step Solution
- Step 1: Write the proportion equation
4,772,326.34 : 7,159,610.77 = 1,577,452.62 : x - Step 2: Convert to fraction form
4,772,326.34/7,159,610.77 = 1,577,452.62/x - Step 3: Cross multiply
4,772,326.34x = 7,159,610.77 × 1,577,452.62 - Step 4: Simplify right side
4,772,326.34x = 11,293,946,767,316.72 - Step 5: Solve for x
x = 11,293,946,767,316.72/4,772,326.34 - Step 6: Final answer
x = 2,366,549.55
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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.