Finding the Fourth Proportional to 2,134,479.24, 2,945,651.61 and 1,167,587.43
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Solution
The fourth proportional to 2,134,479.24, 2,945,651.61 and 1,167,587.43 is: 1,611,309.09
Step by Step Solution
- Step 1: Write the proportion equation
2,134,479.24 : 2,945,651.61 = 1,167,587.43 : x - Step 2: Convert to fraction form
2,134,479.24/2,945,651.61 = 1,167,587.43/x - Step 3: Cross multiply
2,134,479.24x = 2,945,651.61 × 1,167,587.43 - Step 4: Simplify right side
2,134,479.24x = 3,439,305,792,995.26 - Step 5: Solve for x
x = 3,439,305,792,995.26/2,134,479.24 - Step 6: Final answer
x = 1,611,309.09
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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.