Finding the Fourth Proportional to 1,135,326, 1,702,989.08 and 461,773.68
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Solution
The fourth proportional to 1,135,326, 1,702,989.08 and 461,773.68 is: 692,660.55
Step by Step Solution
- Step 1: Write the proportion equation
1,135,326 : 1,702,989.08 = 461,773.68 : x - Step 2: Convert to fraction form
1,135,326/1,702,989.08 = 461,773.68/x - Step 3: Cross multiply
1,135,326x = 1,702,989.08 × 461,773.68 - Step 4: Simplify right side
1,135,326x = 786,395,534,471.41 - Step 5: Solve for x
x = 786,395,534,471.41/1,135,326 - Step 6: Final answer
x = 692,660.55
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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.