Finding the Fourth Proportional to 4,294,215.79, 5,925,444.51 and 2,662,028.53
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Solution
The fourth proportional to 4,294,215.79, 5,925,444.51 and 2,662,028.53 is: 3,673,243.99
Step by Step Solution
- Step 1: Write the proportion equation
4,294,215.79 : 5,925,444.51 = 2,662,028.53 : x - Step 2: Convert to fraction form
4,294,215.79/5,925,444.51 = 2,662,028.53/x - Step 3: Cross multiply
4,294,215.79x = 5,925,444.51 × 2,662,028.53 - Step 4: Simplify right side
4,294,215.79x = 15,773,702,338,551.87 - Step 5: Solve for x
x = 15,773,702,338,551.87/4,294,215.79 - Step 6: Final answer
x = 3,673,243.99
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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.