Finding the Fourth Proportional to 4,351,549.18, 6,525,071.08 and 1,953,328.72
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Solution
The fourth proportional to 4,351,549.18, 6,525,071.08 and 1,953,328.72 is: 2,928,981.89
Step by Step Solution
- Step 1: Write the proportion equation
4,351,549.18 : 6,525,071.08 = 1,953,328.72 : x - Step 2: Convert to fraction form
4,351,549.18/6,525,071.08 = 1,953,328.72/x - Step 3: Cross multiply
4,351,549.18x = 6,525,071.08 × 1,953,328.72 - Step 4: Simplify right side
4,351,549.18x = 12,745,608,740,605.42 - Step 5: Solve for x
x = 12,745,608,740,605.42/4,351,549.18 - Step 6: Final answer
x = 2,928,981.89
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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.