Finding the Fourth Proportional to 2,056,535.20, 3,083,506.80 and 859,290.40
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Solution
The fourth proportional to 2,056,535.20, 3,083,506.80 and 859,290.40 is: 1,288,394.09
Step by Step Solution
- Step 1: Write the proportion equation
2,056,535.20 : 3,083,506.80 = 859,290.40 : x - Step 2: Convert to fraction form
2,056,535.20/3,083,506.80 = 859,290.40/x - Step 3: Cross multiply
2,056,535.20x = 3,083,506.80 × 859,290.40 - Step 4: Simplify right side
2,056,535.20x = 2,649,627,791,574.72 - Step 5: Solve for x
x = 2,649,627,791,574.72/2,056,535.20 - Step 6: Final answer
x = 1,288,394.09
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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.