Finding the Fourth Proportional to 4,708,494.87, 6,497,299.22 and 2,748,543.03
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Solution
The fourth proportional to 4,708,494.87, 6,497,299.22 and 2,748,543.03 is: 3,792,742.05
Step by Step Solution
- Step 1: Write the proportion equation
4,708,494.87 : 6,497,299.22 = 2,748,543.03 : x - Step 2: Convert to fraction form
4,708,494.87/6,497,299.22 = 2,748,543.03/x - Step 3: Cross multiply
4,708,494.87x = 6,497,299.22 × 2,748,543.03 - Step 4: Simplify right side
4,708,494.87x = 17,858,106,471,212.72 - Step 5: Solve for x
x = 17,858,106,471,212.72/4,708,494.87 - Step 6: Final answer
x = 3,792,742.05
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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.