Finding the Fourth Proportional to 2,247,486.48, 3,101,545.08 and 1,228,895.28
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Solution
The fourth proportional to 2,247,486.48, 3,101,545.08 and 1,228,895.28 is: 1,695,883.00
Step by Step Solution
- Step 1: Write the proportion equation
2,247,486.48 : 3,101,545.08 = 1,228,895.28 : x - Step 2: Convert to fraction form
2,247,486.48/3,101,545.08 = 1,228,895.28/x - Step 3: Cross multiply
2,247,486.48x = 3,101,545.08 × 1,228,895.28 - Step 4: Simplify right side
2,247,486.48x = 3,811,474,109,519.22 - Step 5: Solve for x
x = 3,811,474,109,519.22/2,247,486.48 - Step 6: Final answer
x = 1,695,883.00
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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.