Finding the Fourth Proportional to 4,242,572.84, 5,854,883.31 and 2,407,108.49
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Solution
The fourth proportional to 4,242,572.84, 5,854,883.31 and 2,407,108.49 is: 3,321,885.05
Step by Step Solution
- Step 1: Write the proportion equation
4,242,572.84 : 5,854,883.31 = 2,407,108.49 : x - Step 2: Convert to fraction form
4,242,572.84/5,854,883.31 = 2,407,108.49/x - Step 3: Cross multiply
4,242,572.84x = 5,854,883.31 × 2,407,108.49 - Step 4: Simplify right side
4,242,572.84x = 14,093,339,316,141.70 - Step 5: Solve for x
x = 14,093,339,316,141.70/4,242,572.84 - Step 6: Final answer
x = 3,321,885.05
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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.