Finding the Fourth Proportional to 2,157,863.71, 3,235,762.80 and 1,019,676.01
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Solution
The fourth proportional to 2,157,863.71, 3,235,762.80 and 1,019,676.01 is: 1,529,025.99
Step by Step Solution
- Step 1: Write the proportion equation
2,157,863.71 : 3,235,762.80 = 1,019,676.01 : x - Step 2: Convert to fraction form
2,157,863.71/3,235,762.80 = 1,019,676.01/x - Step 3: Cross multiply
2,157,863.71x = 3,235,762.80 × 1,019,676.01 - Step 4: Simplify right side
2,157,863.71x = 3,299,429,701,210.43 - Step 5: Solve for x
x = 3,299,429,701,210.43/2,157,863.71 - Step 6: Final answer
x = 1,529,025.99
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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.