Finding the Fourth Proportional to 2,436,317.17, 3,362,478 and 1,403,628.32
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Solution
The fourth proportional to 2,436,317.17, 3,362,478 and 1,403,628.32 is: 1,937,214.66
Step by Step Solution
- Step 1: Write the proportion equation
2,436,317.17 : 3,362,478 = 1,403,628.32 : x - Step 2: Convert to fraction form
2,436,317.17/3,362,478 = 1,403,628.32/x - Step 3: Cross multiply
2,436,317.17x = 3,362,478 × 1,403,628.32 - Step 4: Simplify right side
2,436,317.17x = 4,719,669,346,176.96 - Step 5: Solve for x
x = 4,719,669,346,176.96/2,436,317.17 - Step 6: Final answer
x = 1,937,214.66
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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.