Finding the Fourth Proportional to 2,808,404.44, 3,872,083.98 and 2,343,922.36
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Solution
The fourth proportional to 2,808,404.44, 3,872,083.98 and 2,343,922.36 is: 3,231,679.91
Step by Step Solution
- Step 1: Write the proportion equation
2,808,404.44 : 3,872,083.98 = 2,343,922.36 : x - Step 2: Convert to fraction form
2,808,404.44/3,872,083.98 = 2,343,922.36/x - Step 3: Cross multiply
2,808,404.44x = 3,872,083.98 × 2,343,922.36 - Step 4: Simplify right side
2,808,404.44x = 9,075,864,220,519.79 - Step 5: Solve for x
x = 9,075,864,220,519.79/2,808,404.44 - Step 6: Final answer
x = 3,231,679.91
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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.