Finding the Fourth Proportional to 1,954,318.40, 2,927,330.40 and 1,622,542.40
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Solution
The fourth proportional to 1,954,318.40, 2,927,330.40 and 1,622,542.40 is: 2,430,370.45
Step by Step Solution
- Step 1: Write the proportion equation
1,954,318.40 : 2,927,330.40 = 1,622,542.40 : x - Step 2: Convert to fraction form
1,954,318.40/2,927,330.40 = 1,622,542.40/x - Step 3: Cross multiply
1,954,318.40x = 2,927,330.40 × 1,622,542.40 - Step 4: Simplify right side
1,954,318.40x = 4,749,717,692,808.96 - Step 5: Solve for x
x = 4,749,717,692,808.96/1,954,318.40 - Step 6: Final answer
x = 2,430,370.45
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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.