Finding the Fourth Proportional to 1,414,062.36, 2,121,113.28 and 403,184.71
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Solution
The fourth proportional to 1,414,062.36, 2,121,113.28 and 403,184.71 is: 604,782.69
Step by Step Solution
- Step 1: Write the proportion equation
1,414,062.36 : 2,121,113.28 = 403,184.71 : x - Step 2: Convert to fraction form
1,414,062.36/2,121,113.28 = 403,184.71/x - Step 3: Cross multiply
1,414,062.36x = 2,121,113.28 × 403,184.71 - Step 4: Simplify right side
1,414,062.36x = 855,200,432,068.38 - Step 5: Solve for x
x = 855,200,432,068.38/1,414,062.36 - Step 6: Final answer
x = 604,782.69
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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.