Finding the Fourth Proportional to 4,854,805.88, 7,245,293.74 and 4,316,735.84
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Solution
The fourth proportional to 4,854,805.88, 7,245,293.74 and 4,316,735.84 is: 6,442,280.07
Step by Step Solution
- Step 1: Write the proportion equation
4,854,805.88 : 7,245,293.74 = 4,316,735.84 : x - Step 2: Convert to fraction form
4,854,805.88/7,245,293.74 = 4,316,735.84/x - Step 3: Cross multiply
4,854,805.88x = 7,245,293.74 × 4,316,735.84 - Step 4: Simplify right side
4,854,805.88x = 31,276,019,158,785.64 - Step 5: Solve for x
x = 31,276,019,158,785.64/4,854,805.88 - Step 6: Final answer
x = 6,442,280.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.