Finding the Fourth Proportional to 2,342,569.32, 3,231,495.54 and 1,425,079.08
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Solution
The fourth proportional to 2,342,569.32, 3,231,495.54 and 1,425,079.08 is: 1,965,848.63
Step by Step Solution
- Step 1: Write the proportion equation
2,342,569.32 : 3,231,495.54 = 1,425,079.08 : x - Step 2: Convert to fraction form
2,342,569.32/3,231,495.54 = 1,425,079.08/x - Step 3: Cross multiply
2,342,569.32x = 3,231,495.54 × 1,425,079.08 - Step 4: Simplify right side
2,342,569.32x = 4,605,136,691,167.30 - Step 5: Solve for x
x = 4,605,136,691,167.30/2,342,569.32 - Step 6: Final answer
x = 1,965,848.63
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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.