Finding the Fourth Proportional to 2,926,845.79, 4,036,378.25 and 2,513,252.66
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Solution
The fourth proportional to 2,926,845.79, 4,036,378.25 and 2,513,252.66 is: 3,465,996.88
Step by Step Solution
- Step 1: Write the proportion equation
2,926,845.79 : 4,036,378.25 = 2,513,252.66 : x - Step 2: Convert to fraction form
2,926,845.79/4,036,378.25 = 2,513,252.66/x - Step 3: Cross multiply
2,926,845.79x = 4,036,378.25 × 2,513,252.66 - Step 4: Simplify right side
2,926,845.79x = 10,144,438,359,679.88 - Step 5: Solve for x
x = 10,144,438,359,679.88/2,926,845.79 - Step 6: Final answer
x = 3,465,996.88
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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.