Finding the Fourth Proportional to 1,726,775.40, 2,586,015.90 and 1,652,125.80
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Solution
The fourth proportional to 1,726,775.40, 2,586,015.90 and 1,652,125.80 is: 2,474,220.79
Step by Step Solution
- Step 1: Write the proportion equation
1,726,775.40 : 2,586,015.90 = 1,652,125.80 : x - Step 2: Convert to fraction form
1,726,775.40/2,586,015.90 = 1,652,125.80/x - Step 3: Cross multiply
1,726,775.40x = 2,586,015.90 × 1,652,125.80 - Step 4: Simplify right side
1,726,775.40x = 4,272,423,587,600.22 - Step 5: Solve for x
x = 4,272,423,587,600.22/1,726,775.40 - Step 6: Final answer
x = 2,474,220.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.