Finding the Fourth Proportional to 2,618,297.98, 3,927,407.55 and 1,177,964.26
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Solution
The fourth proportional to 2,618,297.98, 3,927,407.55 and 1,177,964.26 is: 1,766,928.65
Step by Step Solution
- Step 1: Write the proportion equation
2,618,297.98 : 3,927,407.55 = 1,177,964.26 : x - Step 2: Convert to fraction form
2,618,297.98/3,927,407.55 = 1,177,964.26/x - Step 3: Cross multiply
2,618,297.98x = 3,927,407.55 × 1,177,964.26 - Step 4: Simplify right side
2,618,297.98x = 4,626,345,714,118.28 - Step 5: Solve for x
x = 4,626,345,714,118.28/2,618,297.98 - Step 6: Final answer
x = 1,766,928.65
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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.