Finding the Fourth Proportional to 2,468,220.48, 3,406,119.08 and 1,380,489.46
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Solution
The fourth proportional to 2,468,220.48, 3,406,119.08 and 1,380,489.46 is: 1,905,061.37
Step by Step Solution
- Step 1: Write the proportion equation
2,468,220.48 : 3,406,119.08 = 1,380,489.46 : x - Step 2: Convert to fraction form
2,468,220.48/3,406,119.08 = 1,380,489.46/x - Step 3: Cross multiply
2,468,220.48x = 3,406,119.08 × 1,380,489.46 - Step 4: Simplify right side
2,468,220.48x = 4,702,111,489,444.90 - Step 5: Solve for x
x = 4,702,111,489,444.90/2,468,220.48 - Step 6: Final answer
x = 1,905,061.37
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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.