Finding the Fourth Proportional to 3,351,810.70, 5,027,716.05 and 1,221,964.30
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Solution
The fourth proportional to 3,351,810.70, 5,027,716.05 and 1,221,964.30 is: 1,832,946.45
Step by Step Solution
- Step 1: Write the proportion equation
3,351,810.70 : 5,027,716.05 = 1,221,964.30 : x - Step 2: Convert to fraction form
3,351,810.70/5,027,716.05 = 1,221,964.30/x - Step 3: Cross multiply
3,351,810.70x = 5,027,716.05 × 1,221,964.30 - Step 4: Simplify right side
3,351,810.70x = 6,143,689,523,637.02 - Step 5: Solve for x
x = 6,143,689,523,637.02/3,351,810.70 - Step 6: Final answer
x = 1,832,946.45
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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.