Finding the Fourth Proportional to 4,045,536.81, 6,069,191.49 and 1,521,192.06
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Solution
The fourth proportional to 4,045,536.81, 6,069,191.49 and 1,521,192.06 is: 2,282,121.34
Step by Step Solution
- Step 1: Write the proportion equation
4,045,536.81 : 6,069,191.49 = 1,521,192.06 : x - Step 2: Convert to fraction form
4,045,536.81/6,069,191.49 = 1,521,192.06/x - Step 3: Cross multiply
4,045,536.81x = 6,069,191.49 × 1,521,192.06 - Step 4: Simplify right side
4,045,536.81x = 9,232,405,905,207.57 - Step 5: Solve for x
x = 9,232,405,905,207.57/4,045,536.81 - Step 6: Final answer
x = 2,282,121.34
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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.