Finding the Fourth Proportional to 3,707,292.60, 5,111,704.98 and 2,971,658.68
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Solution
The fourth proportional to 3,707,292.60, 5,111,704.98 and 2,971,658.68 is: 4,097,395.08
Step by Step Solution
- Step 1: Write the proportion equation
3,707,292.60 : 5,111,704.98 = 2,971,658.68 : x - Step 2: Convert to fraction form
3,707,292.60/5,111,704.98 = 2,971,658.68/x - Step 3: Cross multiply
3,707,292.60x = 5,111,704.98 × 2,971,658.68 - Step 4: Simplify right side
3,707,292.60x = 15,190,242,473,416.23 - Step 5: Solve for x
x = 15,190,242,473,416.23/3,707,292.60 - Step 6: Final answer
x = 4,097,395.08
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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.