Finding the Fourth Proportional to 2,270,444.95, 3,129,958.50 and 1,786,169.02
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Solution
The fourth proportional to 2,270,444.95, 3,129,958.50 and 1,786,169.02 is: 2,462,352.11
Step by Step Solution
- Step 1: Write the proportion equation
2,270,444.95 : 3,129,958.50 = 1,786,169.02 : x - Step 2: Convert to fraction form
2,270,444.95/3,129,958.50 = 1,786,169.02/x - Step 3: Cross multiply
2,270,444.95x = 3,129,958.50 × 1,786,169.02 - Step 4: Simplify right side
2,270,444.95x = 5,590,634,906,585.67 - Step 5: Solve for x
x = 5,590,634,906,585.67/2,270,444.95 - Step 6: Final answer
x = 2,462,352.11
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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.