Finding the Fourth Proportional to 5,658,351.93, 7,808,701.77 and 3,080,204.55
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Solution
The fourth proportional to 5,658,351.93, 7,808,701.77 and 3,080,204.55 is: 4,250,778.15
Step by Step Solution
- Step 1: Write the proportion equation
5,658,351.93 : 7,808,701.77 = 3,080,204.55 : x - Step 2: Convert to fraction form
5,658,351.93/7,808,701.77 = 3,080,204.55/x - Step 3: Cross multiply
5,658,351.93x = 7,808,701.77 × 3,080,204.55 - Step 4: Simplify right side
5,658,351.93x = 24,052,398,721,547.05 - Step 5: Solve for x
x = 24,052,398,721,547.05/5,658,351.93 - Step 6: Final answer
x = 4,250,778.15
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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.