Finding the Fourth Proportional to 1,416,471.76, 1,954,727.99 and 771,890.41
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Solution
The fourth proportional to 1,416,471.76, 1,954,727.99 and 771,890.41 is: 1,065,207.12
Step by Step Solution
- Step 1: Write the proportion equation
1,416,471.76 : 1,954,727.99 = 771,890.41 : x - Step 2: Convert to fraction form
1,416,471.76/1,954,727.99 = 771,890.41/x - Step 3: Cross multiply
1,416,471.76x = 1,954,727.99 × 771,890.41 - Step 4: Simplify right side
1,416,471.76x = 1,508,835,795,460.01 - Step 5: Solve for x
x = 1,508,835,795,460.01/1,416,471.76 - Step 6: Final answer
x = 1,065,207.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.