Finding the Fourth Proportional to 1,163,878.36, 1,745,818.45 and 556,523.70
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Solution
The fourth proportional to 1,163,878.36, 1,745,818.45 and 556,523.70 is: 834,785.99
Step by Step Solution
- Step 1: Write the proportion equation
1,163,878.36 : 1,745,818.45 = 556,523.70 : x - Step 2: Convert to fraction form
1,163,878.36/1,745,818.45 = 556,523.70/x - Step 3: Cross multiply
1,163,878.36x = 1,745,818.45 × 556,523.70 - Step 4: Simplify right side
1,163,878.36x = 971,589,343,322.27 - Step 5: Solve for x
x = 971,589,343,322.27/1,163,878.36 - Step 6: Final answer
x = 834,785.99
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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.