Finding the Fourth Proportional to 5,674,808.34, 8,512,122.20 and 2,640,477.06
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Solution
The fourth proportional to 5,674,808.34, 8,512,122.20 and 2,640,477.06 is: 3,960,673.57
Step by Step Solution
- Step 1: Write the proportion equation
5,674,808.34 : 8,512,122.20 = 2,640,477.06 : x - Step 2: Convert to fraction form
5,674,808.34/8,512,122.20 = 2,640,477.06/x - Step 3: Cross multiply
5,674,808.34x = 8,512,122.20 × 2,640,477.06 - Step 4: Simplify right side
5,674,808.34x = 22,476,063,387,814.35 - Step 5: Solve for x
x = 22,476,063,387,814.35/5,674,808.34 - Step 6: Final answer
x = 3,960,673.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.