Finding the Fourth Proportional to 4,807,479.93, 6,634,070.36 and 2,631,606.29
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Solution
The fourth proportional to 4,807,479.93, 6,634,070.36 and 2,631,606.29 is: 3,631,478.77
Step by Step Solution
- Step 1: Write the proportion equation
4,807,479.93 : 6,634,070.36 = 2,631,606.29 : x - Step 2: Convert to fraction form
4,807,479.93/6,634,070.36 = 2,631,606.29/x - Step 3: Cross multiply
4,807,479.93x = 6,634,070.36 × 2,631,606.29 - Step 4: Simplify right side
4,807,479.93x = 17,458,261,287,678.57 - Step 5: Solve for x
x = 17,458,261,287,678.57/4,807,479.93 - Step 6: Final answer
x = 3,631,478.77
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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.