Finding the Fourth Proportional to 1,843,746.36, 2,543,465.60 and 1,232,049.28
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Solution
The fourth proportional to 1,843,746.36, 2,543,465.60 and 1,232,049.28 is: 1,699,623.67
Step by Step Solution
- Step 1: Write the proportion equation
1,843,746.36 : 2,543,465.60 = 1,232,049.28 : x - Step 2: Convert to fraction form
1,843,746.36/2,543,465.60 = 1,232,049.28/x - Step 3: Cross multiply
1,843,746.36x = 2,543,465.60 × 1,232,049.28 - Step 4: Simplify right side
1,843,746.36x = 3,133,674,961,184.77 - Step 5: Solve for x
x = 3,133,674,961,184.77/1,843,746.36 - Step 6: Final answer
x = 1,699,623.67
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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.