Finding the Fourth Proportional to 2,156,070.70, 3,233,652.45 and 1,090,110.70
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Solution
The fourth proportional to 2,156,070.70, 3,233,652.45 and 1,090,110.70 is: 1,634,936.71
Step by Step Solution
- Step 1: Write the proportion equation
2,156,070.70 : 3,233,652.45 = 1,090,110.70 : x - Step 2: Convert to fraction form
2,156,070.70/3,233,652.45 = 1,090,110.70/x - Step 3: Cross multiply
2,156,070.70x = 3,233,652.45 × 1,090,110.70 - Step 4: Simplify right side
2,156,070.70x = 3,525,039,135,826.22 - Step 5: Solve for x
x = 3,525,039,135,826.22/2,156,070.70 - Step 6: Final answer
x = 1,634,936.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.