Finding the Fourth Proportional to 1,197,588.60, 1,652,657.67 and 681,341.18
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Solution
The fourth proportional to 1,197,588.60, 1,652,657.67 and 681,341.18 is: 940,242.52
Step by Step Solution
- Step 1: Write the proportion equation
1,197,588.60 : 1,652,657.67 = 681,341.18 : x - Step 2: Convert to fraction form
1,197,588.60/1,652,657.67 = 681,341.18/x - Step 3: Cross multiply
1,197,588.60x = 1,652,657.67 × 681,341.18 - Step 4: Simplify right side
1,197,588.60x = 1,126,023,718,750.56 - Step 5: Solve for x
x = 1,126,023,718,750.56/1,197,588.60 - Step 6: Final answer
x = 940,242.52
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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.