Finding the Fourth Proportional to 1,292,684.67, 1,938,194.12 and 618,749.69
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Solution
The fourth proportional to 1,292,684.67, 1,938,194.12 and 618,749.69 is: 927,725.86
Step by Step Solution
- Step 1: Write the proportion equation
1,292,684.67 : 1,938,194.12 = 618,749.69 : x - Step 2: Convert to fraction form
1,292,684.67/1,938,194.12 = 618,749.69/x - Step 3: Cross multiply
1,292,684.67x = 1,938,194.12 × 618,749.69 - Step 4: Simplify right side
1,292,684.67x = 1,199,257,002,765.73 - Step 5: Solve for x
x = 1,199,257,002,765.73/1,292,684.67 - Step 6: Final answer
x = 927,725.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.