Finding the Fourth Proportional to 4,326,452.94, 5,971,303.80 and 2,779,648.26
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Solution
The fourth proportional to 4,326,452.94, 5,971,303.80 and 2,779,648.26 is: 3,836,427.77
Step by Step Solution
- Step 1: Write the proportion equation
4,326,452.94 : 5,971,303.80 = 2,779,648.26 : x - Step 2: Convert to fraction form
4,326,452.94/5,971,303.80 = 2,779,648.26/x - Step 3: Cross multiply
4,326,452.94x = 5,971,303.80 × 2,779,648.26 - Step 4: Simplify right side
4,326,452.94x = 16,598,124,217,601.39 - Step 5: Solve for x
x = 16,598,124,217,601.39/4,326,452.94 - Step 6: Final answer
x = 3,836,427.77
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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.