Finding the Fourth Proportional to 1,993,342.70, 2,750,636.36 and 1,110,224.48
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Solution
The fourth proportional to 1,993,342.70, 2,750,636.36 and 1,110,224.48 is: 1,532,011.43
Step by Step Solution
- Step 1: Write the proportion equation
1,993,342.70 : 2,750,636.36 = 1,110,224.48 : x - Step 2: Convert to fraction form
1,993,342.70/2,750,636.36 = 1,110,224.48/x - Step 3: Cross multiply
1,993,342.70x = 2,750,636.36 × 1,110,224.48 - Step 4: Simplify right side
1,993,342.70x = 3,053,823,811,472.47 - Step 5: Solve for x
x = 3,053,823,811,472.47/1,993,342.70 - Step 6: Final answer
x = 1,532,011.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.