Finding the Fourth Proportional to 1,332,771.84, 1,839,267.30 and 729,159.84
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Solution
The fourth proportional to 1,332,771.84, 1,839,267.30 and 729,159.84 is: 1,006,263.65
Step by Step Solution
- Step 1: Write the proportion equation
1,332,771.84 : 1,839,267.30 = 729,159.84 : x - Step 2: Convert to fraction form
1,332,771.84/1,839,267.30 = 729,159.84/x - Step 3: Cross multiply
1,332,771.84x = 1,839,267.30 × 729,159.84 - Step 4: Simplify right side
1,332,771.84x = 1,341,119,850,185.23 - Step 5: Solve for x
x = 1,341,119,850,185.23/1,332,771.84 - Step 6: Final answer
x = 1,006,263.65
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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.