Finding the Fourth Proportional to 3,440,532.44, 5,157,911.82 and 1,521,133.76
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Solution
The fourth proportional to 3,440,532.44, 5,157,911.82 and 1,521,133.76 is: 2,280,424.31
Step by Step Solution
- Step 1: Write the proportion equation
3,440,532.44 : 5,157,911.82 = 1,521,133.76 : x - Step 2: Convert to fraction form
3,440,532.44/5,157,911.82 = 1,521,133.76/x - Step 3: Cross multiply
3,440,532.44x = 5,157,911.82 × 1,521,133.76 - Step 4: Simplify right side
3,440,532.44x = 7,845,873,800,505.04 - Step 5: Solve for x
x = 7,845,873,800,505.04/3,440,532.44 - Step 6: Final answer
x = 2,280,424.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.