Finding the Fourth Proportional to 4,745,851.36, 6,549,242.16 and 2,570,344.72
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Solution
The fourth proportional to 4,745,851.36, 6,549,242.16 and 2,570,344.72 is: 3,547,057.99
Step by Step Solution
- Step 1: Write the proportion equation
4,745,851.36 : 6,549,242.16 = 2,570,344.72 : x - Step 2: Convert to fraction form
4,745,851.36/6,549,242.16 = 2,570,344.72/x - Step 3: Cross multiply
4,745,851.36x = 6,549,242.16 × 2,570,344.72 - Step 4: Simplify right side
4,745,851.36x = 16,833,810,005,957.40 - Step 5: Solve for x
x = 16,833,810,005,957.40/4,745,851.36 - Step 6: Final answer
x = 3,547,057.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.