Finding the Fourth Proportional to 1,459,356.51, 2,013,759.21 and 847,389.99
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Solution
The fourth proportional to 1,459,356.51, 2,013,759.21 and 847,389.99 is: 1,169,309.48
Step by Step Solution
- Step 1: Write the proportion equation
1,459,356.51 : 2,013,759.21 = 847,389.99 : x - Step 2: Convert to fraction form
1,459,356.51/2,013,759.21 = 847,389.99/x - Step 3: Cross multiply
1,459,356.51x = 2,013,759.21 × 847,389.99 - Step 4: Simplify right side
1,459,356.51x = 1,706,439,396,824.31 - Step 5: Solve for x
x = 1,706,439,396,824.31/1,459,356.51 - Step 6: Final answer
x = 1,169,309.48
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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.