Finding the Fourth Proportional to 1,754,133.05, 2,420,703.61 and 949,317.05
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Solution
The fourth proportional to 1,754,133.05, 2,420,703.61 and 949,317.05 is: 1,310,057.53
Step by Step Solution
- Step 1: Write the proportion equation
1,754,133.05 : 2,420,703.61 = 949,317.05 : x - Step 2: Convert to fraction form
1,754,133.05/2,420,703.61 = 949,317.05/x - Step 3: Cross multiply
1,754,133.05x = 2,420,703.61 × 949,317.05 - Step 4: Simplify right side
1,754,133.05x = 2,298,015,205,371.47 - Step 5: Solve for x
x = 2,298,015,205,371.47/1,754,133.05 - Step 6: Final answer
x = 1,310,057.53
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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.