Finding the Fourth Proportional to 1,197,467.96, 1,652,492.21 and 681,209.73
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Solution
The fourth proportional to 1,197,467.96, 1,652,492.21 and 681,209.73 is: 940,061.71
Step by Step Solution
- Step 1: Write the proportion equation
1,197,467.96 : 1,652,492.21 = 681,209.73 : x - Step 2: Convert to fraction form
1,197,467.96/1,652,492.21 = 681,209.73/x - Step 3: Cross multiply
1,197,467.96x = 1,652,492.21 × 681,209.73 - Step 4: Simplify right side
1,197,467.96x = 1,125,693,768,795.15 - Step 5: Solve for x
x = 1,125,693,768,795.15/1,197,467.96 - Step 6: Final answer
x = 940,061.71
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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.