Finding the Fourth Proportional to 2,664,964.13, 3,999,217.67 and 1,245,130.93
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Solution
The fourth proportional to 2,664,964.13, 3,999,217.67 and 1,245,130.93 is: 1,868,524.06
Step by Step Solution
- Step 1: Write the proportion equation
2,664,964.13 : 3,999,217.67 = 1,245,130.93 : x - Step 2: Convert to fraction form
2,664,964.13/3,999,217.67 = 1,245,130.93/x - Step 3: Cross multiply
2,664,964.13x = 3,999,217.67 × 1,245,130.93 - Step 4: Simplify right side
2,664,964.13x = 4,979,549,609,834.32 - Step 5: Solve for x
x = 4,979,549,609,834.32/2,664,964.13 - Step 6: Final answer
x = 1,868,524.06
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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.