Finding the Fourth Proportional to 2,850,261.84, 3,933,362.70 and 1,561,184.12
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Solution
The fourth proportional to 2,850,261.84, 3,933,362.70 and 1,561,184.12 is: 2,154,434.83
Step by Step Solution
- Step 1: Write the proportion equation
2,850,261.84 : 3,933,362.70 = 1,561,184.12 : x - Step 2: Convert to fraction form
2,850,261.84/3,933,362.70 = 1,561,184.12/x - Step 3: Cross multiply
2,850,261.84x = 3,933,362.70 × 1,561,184.12 - Step 4: Simplify right side
2,850,261.84x = 6,140,703,385,440.33 - Step 5: Solve for x
x = 6,140,703,385,440.33/2,850,261.84 - Step 6: Final answer
x = 2,154,434.83
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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.