Finding the Fourth Proportional to 1,770,871.84, 2,443,497.96 and 996,395.20
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Solution
The fourth proportional to 1,770,871.84, 2,443,497.96 and 996,395.20 is: 1,374,853.66
Step by Step Solution
- Step 1: Write the proportion equation
1,770,871.84 : 2,443,497.96 = 996,395.20 : x - Step 2: Convert to fraction form
1,770,871.84/2,443,497.96 = 996,395.20/x - Step 3: Cross multiply
1,770,871.84x = 2,443,497.96 × 996,395.20 - Step 4: Simplify right side
1,770,871.84x = 2,434,689,638,553.79 - Step 5: Solve for x
x = 2,434,689,638,553.79/1,770,871.84 - Step 6: Final answer
x = 1,374,853.66
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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.