Finding the Fourth Proportional to 4,130,910.54, 5,698,888.26 and 2,579,478.84
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Solution
The fourth proportional to 4,130,910.54, 5,698,888.26 and 2,579,478.84 is: 3,558,576.62
Step by Step Solution
- Step 1: Write the proportion equation
4,130,910.54 : 5,698,888.26 = 2,579,478.84 : x - Step 2: Convert to fraction form
4,130,910.54/5,698,888.26 = 2,579,478.84/x - Step 3: Cross multiply
4,130,910.54x = 5,698,888.26 × 2,579,478.84 - Step 4: Simplify right side
4,130,910.54x = 14,700,161,678,194.42 - Step 5: Solve for x
x = 14,700,161,678,194.42/4,130,910.54 - Step 6: Final answer
x = 3,558,576.62
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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.