Finding the Fourth Proportional to 4,129,443.95, 5,699,544.08 and 2,294,532.99
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Solution
The fourth proportional to 4,129,443.95, 5,699,544.08 and 2,294,532.99 is: 3,166,961.96
Step by Step Solution
- Step 1: Write the proportion equation
4,129,443.95 : 5,699,544.08 = 2,294,532.99 : x - Step 2: Convert to fraction form
4,129,443.95/5,699,544.08 = 2,294,532.99/x - Step 3: Cross multiply
4,129,443.95x = 5,699,544.08 × 2,294,532.99 - Step 4: Simplify right side
4,129,443.95x = 13,077,791,908,046.54 - Step 5: Solve for x
x = 13,077,791,908,046.54/4,129,443.95 - Step 6: Final answer
x = 3,166,961.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.