Finding the Fourth Proportional to 1,332,372.55, 1,839,274.58 and 849,586.63
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Solution
The fourth proportional to 1,332,372.55, 1,839,274.58 and 849,586.63 is: 1,172,812.43
Step by Step Solution
- Step 1: Write the proportion equation
1,332,372.55 : 1,839,274.58 = 849,586.63 : x - Step 2: Convert to fraction form
1,332,372.55/1,839,274.58 = 849,586.63/x - Step 3: Cross multiply
1,332,372.55x = 1,839,274.58 × 849,586.63 - Step 4: Simplify right side
1,332,372.55x = 1,562,623,092,066.87 - Step 5: Solve for x
x = 1,562,623,092,066.87/1,332,372.55 - Step 6: Final answer
x = 1,172,812.43
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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.