Finding the Fourth Proportional to 1,332,765.81, 1,839,259.04 and 729,153.81
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Solution
The fourth proportional to 1,332,765.81, 1,839,259.04 and 729,153.81 is: 1,006,255.35
Step by Step Solution
- Step 1: Write the proportion equation
1,332,765.81 : 1,839,259.04 = 729,153.81 : x - Step 2: Convert to fraction form
1,332,765.81/1,839,259.04 = 729,153.81/x - Step 3: Cross multiply
1,332,765.81x = 1,839,259.04 × 729,153.81 - Step 4: Simplify right side
1,332,765.81x = 1,341,102,732,947.17 - Step 5: Solve for x
x = 1,341,102,732,947.17/1,332,765.81 - Step 6: Final answer
x = 1,006,255.35
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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.