Finding the Fourth Proportional to 2,079,866.20, 3,115,133.70 and 1,706,618.20
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Solution
The fourth proportional to 2,079,866.20, 3,115,133.70 and 1,706,618.20 is: 2,556,098.98
Step by Step Solution
- Step 1: Write the proportion equation
2,079,866.20 : 3,115,133.70 = 1,706,618.20 : x - Step 2: Convert to fraction form
2,079,866.20/3,115,133.70 = 1,706,618.20/x - Step 3: Cross multiply
2,079,866.20x = 3,115,133.70 × 1,706,618.20 - Step 4: Simplify right side
2,079,866.20x = 5,316,343,867,853.34 - Step 5: Solve for x
x = 5,316,343,867,853.34/2,079,866.20 - Step 6: Final answer
x = 2,556,098.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.