Finding the Fourth Proportional to 1,944,822.66, 2,683,989.99 and 1,085,550.90
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Solution
The fourth proportional to 1,944,822.66, 2,683,989.99 and 1,085,550.90 is: 1,498,135.44
Step by Step Solution
- Step 1: Write the proportion equation
1,944,822.66 : 2,683,989.99 = 1,085,550.90 : x - Step 2: Convert to fraction form
1,944,822.66/2,683,989.99 = 1,085,550.90/x - Step 3: Cross multiply
1,944,822.66x = 2,683,989.99 × 1,085,550.90 - Step 4: Simplify right side
1,944,822.66x = 2,913,607,749,235.49 - Step 5: Solve for x
x = 2,913,607,749,235.49/1,944,822.66 - Step 6: Final answer
x = 1,498,135.44
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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.