Finding the Fourth Proportional to 1,413,191.40, 2,119,787.10 and 965,293.80
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Solution
The fourth proportional to 1,413,191.40, 2,119,787.10 and 965,293.80 is: 1,447,940.70
Step by Step Solution
- Step 1: Write the proportion equation
1,413,191.40 : 2,119,787.10 = 965,293.80 : x - Step 2: Convert to fraction form
1,413,191.40/2,119,787.10 = 965,293.80/x - Step 3: Cross multiply
1,413,191.40x = 2,119,787.10 × 965,293.80 - Step 4: Simplify right side
1,413,191.40x = 2,046,217,344,949.98 - Step 5: Solve for x
x = 2,046,217,344,949.98/1,413,191.40 - Step 6: Final answer
x = 1,447,940.70
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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.