Finding the Fourth Proportional to 1,076,718.26, 1,485,937.39 and 593,283.28
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Solution
The fourth proportional to 1,076,718.26, 1,485,937.39 and 593,283.28 is: 818,767.40
Step by Step Solution
- Step 1: Write the proportion equation
1,076,718.26 : 1,485,937.39 = 593,283.28 : x - Step 2: Convert to fraction form
1,076,718.26/1,485,937.39 = 593,283.28/x - Step 3: Cross multiply
1,076,718.26x = 1,485,937.39 × 593,283.28 - Step 4: Simplify right side
1,076,718.26x = 881,581,811,212.87 - Step 5: Solve for x
x = 881,581,811,212.87/1,076,718.26 - Step 6: Final answer
x = 818,767.40
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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.