Finding the Fourth Proportional to 1,970,686.49, 2,954,717.13 and 708,350.09
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Solution
The fourth proportional to 1,970,686.49, 2,954,717.13 and 708,350.09 is: 1,062,053.33
Step by Step Solution
- Step 1: Write the proportion equation
1,970,686.49 : 2,954,717.13 = 708,350.09 : x - Step 2: Convert to fraction form
1,970,686.49/2,954,717.13 = 708,350.09/x - Step 3: Cross multiply
1,970,686.49x = 2,954,717.13 × 708,350.09 - Step 4: Simplify right side
1,970,686.49x = 2,092,974,144,960.04 - Step 5: Solve for x
x = 2,092,974,144,960.04/1,970,686.49 - Step 6: Final answer
x = 1,062,053.33
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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.