Finding the Fourth Proportional to 4,045,570.40, 6,069,241.74 and 1,521,225.66
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Solution
The fourth proportional to 4,045,570.40, 6,069,241.74 and 1,521,225.66 is: 2,282,171.70
Step by Step Solution
- Step 1: Write the proportion equation
4,045,570.40 : 6,069,241.74 = 1,521,225.66 : x - Step 2: Convert to fraction form
4,045,570.40/6,069,241.74 = 1,521,225.66/x - Step 3: Cross multiply
4,045,570.40x = 6,069,241.74 × 1,521,225.66 - Step 4: Simplify right side
4,045,570.40x = 9,232,686,271,631.05 - Step 5: Solve for x
x = 9,232,686,271,631.05/4,045,570.40 - Step 6: Final answer
x = 2,282,171.70
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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.