Finding the Fourth Proportional to 5,363,278.74, 7,401,478.68 and 3,270,243.96
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Solution
The fourth proportional to 5,363,278.74, 7,401,478.68 and 3,270,243.96 is: 4,513,030.58
Step by Step Solution
- Step 1: Write the proportion equation
5,363,278.74 : 7,401,478.68 = 3,270,243.96 : x - Step 2: Convert to fraction form
5,363,278.74/7,401,478.68 = 3,270,243.96/x - Step 3: Cross multiply
5,363,278.74x = 7,401,478.68 × 3,270,243.96 - Step 4: Simplify right side
5,363,278.74x = 24,204,640,948,338.77 - Step 5: Solve for x
x = 24,204,640,948,338.77/5,363,278.74 - Step 6: Final answer
x = 4,513,030.58
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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.