Finding the Fourth Proportional to 1,872,475.81, 2,806,230.69 and 961,621.48
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Solution
The fourth proportional to 1,872,475.81, 2,806,230.69 and 961,621.48 is: 1,441,157.05
Step by Step Solution
- Step 1: Write the proportion equation
1,872,475.81 : 2,806,230.69 = 961,621.48 : x - Step 2: Convert to fraction form
1,872,475.81/2,806,230.69 = 961,621.48/x - Step 3: Cross multiply
1,872,475.81x = 2,806,230.69 × 961,621.48 - Step 4: Simplify right side
1,872,475.81x = 2,698,531,704,531.11 - Step 5: Solve for x
x = 2,698,531,704,531.11/1,872,475.81 - Step 6: Final answer
x = 1,441,157.05
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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.