Finding the Fourth Proportional to 1,552,039.88, 2,141,793.08 and 872,974.76
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Solution
The fourth proportional to 1,552,039.88, 2,141,793.08 and 872,974.76 is: 1,204,692.82
Step by Step Solution
- Step 1: Write the proportion equation
1,552,039.88 : 2,141,793.08 = 872,974.76 : x - Step 2: Convert to fraction form
1,552,039.88/2,141,793.08 = 872,974.76/x - Step 3: Cross multiply
1,552,039.88x = 2,141,793.08 × 872,974.76 - Step 4: Simplify right side
1,552,039.88x = 1,869,731,299,982.66 - Step 5: Solve for x
x = 1,869,731,299,982.66/1,552,039.88 - Step 6: Final answer
x = 1,204,692.82
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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.