Finding the Fourth Proportional to 6,136,488.42, 9,203,256.21 and 1,876,693.62
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Solution
The fourth proportional to 6,136,488.42, 9,203,256.21 and 1,876,693.62 is: 2,814,588.90
Step by Step Solution
- Step 1: Write the proportion equation
6,136,488.42 : 9,203,256.21 = 1,876,693.62 : x - Step 2: Convert to fraction form
6,136,488.42/9,203,256.21 = 1,876,693.62/x - Step 3: Cross multiply
6,136,488.42x = 9,203,256.21 × 1,876,693.62 - Step 4: Simplify right side
6,136,488.42x = 17,271,692,212,532.38 - Step 5: Solve for x
x = 17,271,692,212,532.38/6,136,488.42 - Step 6: Final answer
x = 2,814,588.90
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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.