Finding the Fourth Proportional to 2,877,948.08, 3,971,464.27 and 1,588,760.79
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Solution
The fourth proportional to 2,877,948.08, 3,971,464.27 and 1,588,760.79 is: 2,192,432.43
Step by Step Solution
- Step 1: Write the proportion equation
2,877,948.08 : 3,971,464.27 = 1,588,760.79 : x - Step 2: Convert to fraction form
2,877,948.08/3,971,464.27 = 1,588,760.79/x - Step 3: Cross multiply
2,877,948.08x = 3,971,464.27 × 1,588,760.79 - Step 4: Simplify right side
2,877,948.08x = 6,309,706,711,061.97 - Step 5: Solve for x
x = 6,309,706,711,061.97/2,877,948.08 - Step 6: Final answer
x = 2,192,432.43
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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.