Finding the Fourth Proportional to 2,288,803.96, 3,161,170.88 and 1,507,363.12
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Solution
The fourth proportional to 2,288,803.96, 3,161,170.88 and 1,507,363.12 is: 2,081,887.52
Step by Step Solution
- Step 1: Write the proportion equation
2,288,803.96 : 3,161,170.88 = 1,507,363.12 : x - Step 2: Convert to fraction form
2,288,803.96/3,161,170.88 = 1,507,363.12/x - Step 3: Cross multiply
2,288,803.96x = 3,161,170.88 × 1,507,363.12 - Step 4: Simplify right side
2,288,803.96x = 4,765,032,400,529.95 - Step 5: Solve for x
x = 4,765,032,400,529.95/2,288,803.96 - Step 6: Final answer
x = 2,081,887.52
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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.