Finding the Fourth Proportional to 3,424,103.64, 4,725,253.80 and 1,973,791.08
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Solution
The fourth proportional to 3,424,103.64, 4,725,253.80 and 1,973,791.08 is: 2,723,826.37
Step by Step Solution
- Step 1: Write the proportion equation
3,424,103.64 : 4,725,253.80 = 1,973,791.08 : x - Step 2: Convert to fraction form
3,424,103.64/4,725,253.80 = 1,973,791.08/x - Step 3: Cross multiply
3,424,103.64x = 4,725,253.80 × 1,973,791.08 - Step 4: Simplify right side
3,424,103.64x = 9,326,663,801,176.10 - Step 5: Solve for x
x = 9,326,663,801,176.10/3,424,103.64 - Step 6: Final answer
x = 2,723,826.37
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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.