Finding the Fourth Proportional to 4,805,098.88, 6,628,739.04 and 2,968,893.60
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Solution
The fourth proportional to 4,805,098.88, 6,628,739.04 and 2,968,893.60 is: 4,095,653.68
Step by Step Solution
- Step 1: Write the proportion equation
4,805,098.88 : 6,628,739.04 = 2,968,893.60 : x - Step 2: Convert to fraction form
4,805,098.88/6,628,739.04 = 2,968,893.60/x - Step 3: Cross multiply
4,805,098.88x = 6,628,739.04 × 2,968,893.60 - Step 4: Simplify right side
4,805,098.88x = 19,680,020,911,926.14 - Step 5: Solve for x
x = 19,680,020,911,926.14/4,805,098.88 - Step 6: Final answer
x = 4,095,653.68
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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.