Finding the Fourth Proportional to 982,465.76, 1,472,778.48 and 894,817.28
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Solution
The fourth proportional to 982,465.76, 1,472,778.48 and 894,817.28 is: 1,341,387.85
Step by Step Solution
- Step 1: Write the proportion equation
982,465.76 : 1,472,778.48 = 894,817.28 : x - Step 2: Convert to fraction form
982,465.76/1,472,778.48 = 894,817.28/x - Step 3: Cross multiply
982,465.76x = 1,472,778.48 × 894,817.28 - Step 4: Simplify right side
982,465.76x = 1,317,867,633,516.13 - Step 5: Solve for x
x = 1,317,867,633,516.13/982,465.76 - Step 6: Final answer
x = 1,341,387.85
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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.