Finding the Fourth Proportional to 3,557,562.90, 5,328,471.15 and 2,927,706.90
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Solution
The fourth proportional to 3,557,562.90, 5,328,471.15 and 2,927,706.90 is: 4,385,081.08
Step by Step Solution
- Step 1: Write the proportion equation
3,557,562.90 : 5,328,471.15 = 2,927,706.90 : x - Step 2: Convert to fraction form
3,557,562.90/5,328,471.15 = 2,927,706.90/x - Step 3: Cross multiply
3,557,562.90x = 5,328,471.15 × 2,927,706.90 - Step 4: Simplify right side
3,557,562.90x = 15,600,201,752,305.94 - Step 5: Solve for x
x = 15,600,201,752,305.94/3,557,562.90 - Step 6: Final answer
x = 4,385,081.08
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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.