Finding the Fourth Proportional to 1,119,296.26, 1,544,683.60 and 629,419.95
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Solution
The fourth proportional to 1,119,296.26, 1,544,683.60 and 629,419.95 is: 868,630.32
Step by Step Solution
- Step 1: Write the proportion equation
1,119,296.26 : 1,544,683.60 = 629,419.95 : x - Step 2: Convert to fraction form
1,119,296.26/1,544,683.60 = 629,419.95/x - Step 3: Cross multiply
1,119,296.26x = 1,544,683.60 × 629,419.95 - Step 4: Simplify right side
1,119,296.26x = 972,254,675,064.60 - Step 5: Solve for x
x = 972,254,675,064.60/1,119,296.26 - Step 6: Final answer
x = 868,630.32
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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.