Finding the Fourth Proportional to 1,193,132.13, 1,646,522.60 and 656,588.13
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Solution
The fourth proportional to 1,193,132.13, 1,646,522.60 and 656,588.13 is: 906,091.76
Step by Step Solution
- Step 1: Write the proportion equation
1,193,132.13 : 1,646,522.60 = 656,588.13 : x - Step 2: Convert to fraction form
1,193,132.13/1,646,522.60 = 656,588.13/x - Step 3: Cross multiply
1,193,132.13x = 1,646,522.60 × 656,588.13 - Step 4: Simplify right side
1,193,132.13x = 1,081,087,194,936.74 - Step 5: Solve for x
x = 1,081,087,194,936.74/1,193,132.13 - Step 6: Final answer
x = 906,091.76
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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.