Finding the Fourth Proportional to 1,271,169, 1,754,214.84 and 698,220.36
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Solution
The fourth proportional to 1,271,169, 1,754,214.84 and 698,220.36 is: 963,544.99
Step by Step Solution
- Step 1: Write the proportion equation
1,271,169 : 1,754,214.84 = 698,220.36 : x - Step 2: Convert to fraction form
1,271,169/1,754,214.84 = 698,220.36/x - Step 3: Cross multiply
1,271,169x = 1,754,214.84 × 698,220.36 - Step 4: Simplify right side
1,271,169x = 1,224,828,517,102.14 - Step 5: Solve for x
x = 1,224,828,517,102.14/1,271,169 - Step 6: Final answer
x = 963,544.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.