Finding the Fourth Proportional to 1,774,104.40, 2,661,812.70 and 709,910.20
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Solution
The fourth proportional to 1,774,104.40, 2,661,812.70 and 709,910.20 is: 1,065,127.84
Step by Step Solution
- Step 1: Write the proportion equation
1,774,104.40 : 2,661,812.70 = 709,910.20 : x - Step 2: Convert to fraction form
1,774,104.40/2,661,812.70 = 709,910.20/x - Step 3: Cross multiply
1,774,104.40x = 2,661,812.70 × 709,910.20 - Step 4: Simplify right side
1,774,104.40x = 1,889,647,986,219.54 - Step 5: Solve for x
x = 1,889,647,986,219.54/1,774,104.40 - Step 6: Final answer
x = 1,065,127.84
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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.