Finding the Fourth Proportional to 1,232,970.45, 1,849,455.97 and 806,865.09
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Solution
The fourth proportional to 1,232,970.45, 1,849,455.97 and 806,865.09 is: 1,210,297.83
Step by Step Solution
- Step 1: Write the proportion equation
1,232,970.45 : 1,849,455.97 = 806,865.09 : x - Step 2: Convert to fraction form
1,232,970.45/1,849,455.97 = 806,865.09/x - Step 3: Cross multiply
1,232,970.45x = 1,849,455.97 × 806,865.09 - Step 4: Simplify right side
1,232,970.45x = 1,492,261,457,685.09 - Step 5: Solve for x
x = 1,492,261,457,685.09/1,232,970.45 - Step 6: Final answer
x = 1,210,297.83
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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.