Finding the Fourth Proportional to 4,638,829.84, 6,401,935.82 and 2,574,236.24
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Solution
The fourth proportional to 4,638,829.84, 6,401,935.82 and 2,574,236.24 is: 3,552,640.59
Step by Step Solution
- Step 1: Write the proportion equation
4,638,829.84 : 6,401,935.82 = 2,574,236.24 : x - Step 2: Convert to fraction form
4,638,829.84/6,401,935.82 = 2,574,236.24/x - Step 3: Cross multiply
4,638,829.84x = 6,401,935.82 × 2,574,236.24 - Step 4: Simplify right side
4,638,829.84x = 16,480,095,193,998.12 - Step 5: Solve for x
x = 16,480,095,193,998.12/4,638,829.84 - Step 6: Final answer
x = 3,552,640.59
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1.5x scale
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.