Finding the Fourth Proportional to 5,171,764.55, 7,752,323.96 and 2,294,486.40
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Solution
The fourth proportional to 5,171,764.55, 7,752,323.96 and 2,294,486.40 is: 3,439,368.08
Step by Step Solution
- Step 1: Write the proportion equation
5,171,764.55 : 7,752,323.96 = 2,294,486.40 : x - Step 2: Convert to fraction form
5,171,764.55/7,752,323.96 = 2,294,486.40/x - Step 3: Cross multiply
5,171,764.55x = 7,752,323.96 × 2,294,486.40 - Step 4: Simplify right side
5,171,764.55x = 17,787,601,883,141.71 - Step 5: Solve for x
x = 17,787,601,883,141.71/5,171,764.55 - Step 6: Final answer
x = 3,439,368.08
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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.