Finding the Fourth Proportional to 4,646,653.56, 6,412,525.38 and 2,609,506.80
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Solution
The fourth proportional to 4,646,653.56, 6,412,525.38 and 2,609,506.80 is: 3,601,199.95
Step by Step Solution
- Step 1: Write the proportion equation
4,646,653.56 : 6,412,525.38 = 2,609,506.80 : x - Step 2: Convert to fraction form
4,646,653.56/6,412,525.38 = 2,609,506.80/x - Step 3: Cross multiply
4,646,653.56x = 6,412,525.38 × 2,609,506.80 - Step 4: Simplify right side
4,646,653.56x = 16,733,528,584,282.58 - Step 5: Solve for x
x = 16,733,528,584,282.58/4,646,653.56 - Step 6: Final answer
x = 3,601,199.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.