Finding the Fourth Proportional to 5,028,861.30, 6,939,828.63 and 2,737,038.66
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Solution
The fourth proportional to 5,028,861.30, 6,939,828.63 and 2,737,038.66 is: 3,777,113.37
Step by Step Solution
- Step 1: Write the proportion equation
5,028,861.30 : 6,939,828.63 = 2,737,038.66 : x - Step 2: Convert to fraction form
5,028,861.30/6,939,828.63 = 2,737,038.66/x - Step 3: Cross multiply
5,028,861.30x = 6,939,828.63 × 2,737,038.66 - Step 4: Simplify right side
5,028,861.30x = 18,994,579,254,084.84 - Step 5: Solve for x
x = 18,994,579,254,084.84/5,028,861.30 - Step 6: Final answer
x = 3,777,113.37
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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.