Finding the Fourth Proportional to 2,124,010.08, 3,184,410.96 and 1,282,360.80
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Solution
The fourth proportional to 2,124,010.08, 3,184,410.96 and 1,282,360.80 is: 1,922,572.70
Step by Step Solution
- Step 1: Write the proportion equation
2,124,010.08 : 3,184,410.96 = 1,282,360.80 : x - Step 2: Convert to fraction form
2,124,010.08/3,184,410.96 = 1,282,360.80/x - Step 3: Cross multiply
2,124,010.08x = 3,184,410.96 × 1,282,360.80 - Step 4: Simplify right side
2,124,010.08x = 4,083,563,786,194.37 - Step 5: Solve for x
x = 4,083,563,786,194.37/2,124,010.08 - Step 6: Final answer
x = 1,922,572.70
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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.