Finding the Fourth Proportional to 1,809,209.62, 2,726,818.80 and 1,559,503.87
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Solution
The fourth proportional to 1,809,209.62, 2,726,818.80 and 1,559,503.87 is: 2,350,465.31
Step by Step Solution
- Step 1: Write the proportion equation
1,809,209.62 : 2,726,818.80 = 1,559,503.87 : x - Step 2: Convert to fraction form
1,809,209.62/2,726,818.80 = 1,559,503.87/x - Step 3: Cross multiply
1,809,209.62x = 2,726,818.80 × 1,559,503.87 - Step 4: Simplify right side
1,809,209.62x = 4,252,484,458,723.57 - Step 5: Solve for x
x = 4,252,484,458,723.57/1,809,209.62 - Step 6: Final answer
x = 2,350,465.31
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.