Finding the Fourth Proportional to 4,546,312.80, 6,274,988.64 and 2,613,696.14
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Solution
The fourth proportional to 4,546,312.80, 6,274,988.64 and 2,613,696.14 is: 3,607,519.82
Step by Step Solution
- Step 1: Write the proportion equation
4,546,312.80 : 6,274,988.64 = 2,613,696.14 : x - Step 2: Convert to fraction form
4,546,312.80/6,274,988.64 = 2,613,696.14/x - Step 3: Cross multiply
4,546,312.80x = 6,274,988.64 × 2,613,696.14 - Step 4: Simplify right side
4,546,312.80x = 16,400,913,555,536.90 - Step 5: Solve for x
x = 16,400,913,555,536.90/4,546,312.80 - Step 6: Final answer
x = 3,607,519.82
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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.