Finding the Fourth Proportional to 3,559,349.98, 4,912,334.58 and 2,010,676.96
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Solution
The fourth proportional to 3,559,349.98, 4,912,334.58 and 2,010,676.96 is: 2,774,978.02
Step by Step Solution
- Step 1: Write the proportion equation
3,559,349.98 : 4,912,334.58 = 2,010,676.96 : x - Step 2: Convert to fraction form
3,559,349.98/4,912,334.58 = 2,010,676.96/x - Step 3: Cross multiply
3,559,349.98x = 4,912,334.58 × 2,010,676.96 - Step 4: Simplify right side
3,559,349.98x = 9,877,117,959,817.28 - Step 5: Solve for x
x = 9,877,117,959,817.28/3,559,349.98 - Step 6: Final answer
x = 2,774,978.02
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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.