Finding the Fourth Proportional to 1,528,113.73, 2,292,246.73 and 581,557.81
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Solution
The fourth proportional to 1,528,113.73, 2,292,246.73 and 581,557.81 is: 872,365.69
Step by Step Solution
- Step 1: Write the proportion equation
1,528,113.73 : 2,292,246.73 = 581,557.81 : x - Step 2: Convert to fraction form
1,528,113.73/2,292,246.73 = 581,557.81/x - Step 3: Cross multiply
1,528,113.73x = 2,292,246.73 × 581,557.81 - Step 4: Simplify right side
1,528,113.73x = 1,333,073,983,274.79 - Step 5: Solve for x
x = 1,333,073,983,274.79/1,528,113.73 - Step 6: Final answer
x = 872,365.69
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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.