Finding the Fourth Proportional to 2,578,207.57, 3,556,682.46 and 1,717,666.81
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Solution
The fourth proportional to 2,578,207.57, 3,556,682.46 and 1,717,666.81 is: 2,369,551.42
Step by Step Solution
- Step 1: Write the proportion equation
2,578,207.57 : 3,556,682.46 = 1,717,666.81 : x - Step 2: Convert to fraction form
2,578,207.57/3,556,682.46 = 1,717,666.81/x - Step 3: Cross multiply
2,578,207.57x = 3,556,682.46 × 1,717,666.81 - Step 4: Simplify right side
2,578,207.57x = 6,109,195,426,365.79 - Step 5: Solve for x
x = 6,109,195,426,365.79/2,578,207.57 - Step 6: Final answer
x = 2,369,551.42
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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.