Finding the Fourth Proportional to 2,175,877.68, 3,263,815.92 and 679,969.68
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Solution
The fourth proportional to 2,175,877.68, 3,263,815.92 and 679,969.68 is: 1,019,954.33
Step by Step Solution
- Step 1: Write the proportion equation
2,175,877.68 : 3,263,815.92 = 679,969.68 : x - Step 2: Convert to fraction form
2,175,877.68/3,263,815.92 = 679,969.68/x - Step 3: Cross multiply
2,175,877.68x = 3,263,815.92 × 679,969.68 - Step 4: Simplify right side
2,175,877.68x = 2,219,295,866,701.31 - Step 5: Solve for x
x = 2,219,295,866,701.31/2,175,877.68 - Step 6: Final answer
x = 1,019,954.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.