Finding the Fourth Proportional to 2,436,265.62, 3,361,970.76 and 1,403,775.54
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Solution
The fourth proportional to 2,436,265.62, 3,361,970.76 and 1,403,775.54 is: 1,937,166.57
Step by Step Solution
- Step 1: Write the proportion equation
2,436,265.62 : 3,361,970.76 = 1,403,775.54 : x - Step 2: Convert to fraction form
2,436,265.62/3,361,970.76 = 1,403,775.54/x - Step 3: Cross multiply
2,436,265.62x = 3,361,970.76 × 1,403,775.54 - Step 4: Simplify right side
2,436,265.62x = 4,719,452,319,083.21 - Step 5: Solve for x
x = 4,719,452,319,083.21/2,436,265.62 - Step 6: Final answer
x = 1,937,166.57
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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.