Finding the Fourth Proportional to 5,778,630.84, 7,974,593.82 and 3,331,197.48
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Solution
The fourth proportional to 5,778,630.84, 7,974,593.82 and 3,331,197.48 is: 4,597,100.52
Step by Step Solution
- Step 1: Write the proportion equation
5,778,630.84 : 7,974,593.82 = 3,331,197.48 : x - Step 2: Convert to fraction form
5,778,630.84/7,974,593.82 = 3,331,197.48/x - Step 3: Cross multiply
5,778,630.84x = 7,974,593.82 × 3,331,197.48 - Step 4: Simplify right side
5,778,630.84x = 26,564,946,837,207.57 - Step 5: Solve for x
x = 26,564,946,837,207.57/5,778,630.84 - Step 6: Final answer
x = 4,597,100.52
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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.