Finding the Fourth Proportional to 3,552,664.29, 4,896,804.28 and 2,646,915.81
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Solution
The fourth proportional to 3,552,664.29, 4,896,804.28 and 2,646,915.81 is: 3,648,368.55
Step by Step Solution
- Step 1: Write the proportion equation
3,552,664.29 : 4,896,804.28 = 2,646,915.81 : x - Step 2: Convert to fraction form
3,552,664.29/4,896,804.28 = 2,646,915.81/x - Step 3: Cross multiply
3,552,664.29x = 4,896,804.28 × 2,646,915.81 - Step 4: Simplify right side
3,552,664.29x = 12,961,428,667,207.67 - Step 5: Solve for x
x = 12,961,428,667,207.67/3,552,664.29 - Step 6: Final answer
x = 3,648,368.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.