Finding the Fourth Proportional to 3,026,193.74, 4,176,021.57 and 1,649,507.12
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Solution
The fourth proportional to 3,026,193.74, 4,176,021.57 and 1,649,507.12 is: 2,276,251.26
Step by Step Solution
- Step 1: Write the proportion equation
3,026,193.74 : 4,176,021.57 = 1,649,507.12 : x - Step 2: Convert to fraction form
3,026,193.74/4,176,021.57 = 1,649,507.12/x - Step 3: Cross multiply
3,026,193.74x = 4,176,021.57 × 1,649,507.12 - Step 4: Simplify right side
3,026,193.74x = 6,888,377,312,988.58 - Step 5: Solve for x
x = 6,888,377,312,988.58/3,026,193.74 - Step 6: Final answer
x = 2,276,251.26
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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.