Finding the Fourth Proportional to 2,675,440.74, 4,013,578.44 and 877,915.02
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Solution
The fourth proportional to 2,675,440.74, 4,013,578.44 and 877,915.02 is: 1,317,009.47
Step by Step Solution
- Step 1: Write the proportion equation
2,675,440.74 : 4,013,578.44 = 877,915.02 : x - Step 2: Convert to fraction form
2,675,440.74/4,013,578.44 = 877,915.02/x - Step 3: Cross multiply
2,675,440.74x = 4,013,578.44 × 877,915.02 - Step 4: Simplify right side
2,675,440.74x = 3,523,580,796,424.17 - Step 5: Solve for x
x = 3,523,580,796,424.17/2,675,440.74 - Step 6: Final answer
x = 1,317,009.47
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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.