Finding the Fourth Proportional to 2,521,224.12, 3,781,869.12 and 838,327.80
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Solution
The fourth proportional to 2,521,224.12, 3,781,869.12 and 838,327.80 is: 1,257,502.65
Step by Step Solution
- Step 1: Write the proportion equation
2,521,224.12 : 3,781,869.12 = 838,327.80 : x - Step 2: Convert to fraction form
2,521,224.12/3,781,869.12 = 838,327.80/x - Step 3: Cross multiply
2,521,224.12x = 3,781,869.12 × 838,327.80 - Step 4: Simplify right side
2,521,224.12x = 3,170,446,019,257.54 - Step 5: Solve for x
x = 3,170,446,019,257.54/2,521,224.12 - Step 6: Final answer
x = 1,257,502.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.