Finding the Fourth Proportional to 1,203,084.84, 1,660,146.67 and 693,688.80
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Solution
The fourth proportional to 1,203,084.84, 1,660,146.67 and 693,688.80 is: 957,226.88
Step by Step Solution
- Step 1: Write the proportion equation
1,203,084.84 : 1,660,146.67 = 693,688.80 : x - Step 2: Convert to fraction form
1,203,084.84/1,660,146.67 = 693,688.80/x - Step 3: Cross multiply
1,203,084.84x = 1,660,146.67 × 693,688.80 - Step 4: Simplify right side
1,203,084.84x = 1,151,625,141,301.34 - Step 5: Solve for x
x = 1,151,625,141,301.34/1,203,084.84 - Step 6: Final answer
x = 957,226.88
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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.