Finding the Fourth Proportional to 4,368,538.88, 6,028,886.40 and 2,649,731.84
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Solution
The fourth proportional to 4,368,538.88, 6,028,886.40 and 2,649,731.84 is: 3,656,813.57
Step by Step Solution
- Step 1: Write the proportion equation
4,368,538.88 : 6,028,886.40 = 2,649,731.84 : x - Step 2: Convert to fraction form
4,368,538.88/6,028,886.40 = 2,649,731.84/x - Step 3: Cross multiply
4,368,538.88x = 6,028,886.40 × 2,649,731.84 - Step 4: Simplify right side
4,368,538.88x = 15,974,932,253,822.98 - Step 5: Solve for x
x = 15,974,932,253,822.98/4,368,538.88 - Step 6: Final answer
x = 3,656,813.57
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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.