Finding the Fourth Proportional to 3,312,454.33, 4,574,672.00 and 2,951,372.09
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Solution
The fourth proportional to 3,312,454.33, 4,574,672.00 and 2,951,372.09 is: 4,075,998.62
Step by Step Solution
- Step 1: Write the proportion equation
3,312,454.33 : 4,574,672.00 = 2,951,372.09 : x - Step 2: Convert to fraction form
3,312,454.33/4,574,672.00 = 2,951,372.09/x - Step 3: Cross multiply
3,312,454.33x = 4,574,672.00 × 2,951,372.09 - Step 4: Simplify right side
3,312,454.33x = 13,501,559,269,451.95 - Step 5: Solve for x
x = 13,501,559,269,451.95/3,312,454.33 - Step 6: Final answer
x = 4,075,998.62
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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.