Finding the Fourth Proportional to 4,055,689.56, 5,596,682.80 and 2,220,102.26
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Solution
The fourth proportional to 4,055,689.56, 5,596,682.80 and 2,220,102.26 is: 3,063,648.72
Step by Step Solution
- Step 1: Write the proportion equation
4,055,689.56 : 5,596,682.80 = 2,220,102.26 : x - Step 2: Convert to fraction form
4,055,689.56/5,596,682.80 = 2,220,102.26/x - Step 3: Cross multiply
4,055,689.56x = 5,596,682.80 × 2,220,102.26 - Step 4: Simplify right side
4,055,689.56x = 12,425,208,132,783.13 - Step 5: Solve for x
x = 12,425,208,132,783.13/4,055,689.56 - Step 6: Final answer
x = 3,063,648.72
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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.