Finding the Fourth Proportional to 4,854,797.88, 7,245,281.82 and 4,316,727.84
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Solution
The fourth proportional to 4,854,797.88, 7,245,281.82 and 4,316,727.84 is: 6,442,268.15
Step by Step Solution
- Step 1: Write the proportion equation
4,854,797.88 : 7,245,281.82 = 4,316,727.84 : x - Step 2: Convert to fraction form
4,854,797.88/7,245,281.82 = 4,316,727.84/x - Step 3: Cross multiply
4,854,797.88x = 7,245,281.82 × 4,316,727.84 - Step 4: Simplify right side
4,854,797.88x = 31,275,909,741,039.87 - Step 5: Solve for x
x = 31,275,909,741,039.87/4,854,797.88 - Step 6: Final answer
x = 6,442,268.15
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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.