Finding the Fourth Proportional to 1,385,720.81, 2,079,700.74 and 587,562.81
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Solution
The fourth proportional to 1,385,720.81, 2,079,700.74 and 587,562.81 is: 881,818.91
Step by Step Solution
- Step 1: Write the proportion equation
1,385,720.81 : 2,079,700.74 = 587,562.81 : x - Step 2: Convert to fraction form
1,385,720.81/2,079,700.74 = 587,562.81/x - Step 3: Cross multiply
1,385,720.81x = 2,079,700.74 × 587,562.81 - Step 4: Simplify right side
1,385,720.81x = 1,221,954,816,856.28 - Step 5: Solve for x
x = 1,221,954,816,856.28/1,385,720.81 - Step 6: Final answer
x = 881,818.91
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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.