Finding the Fourth Proportional to 4,929,064.56, 7,394,437.53 and 2,197,603.08
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Solution
The fourth proportional to 4,929,064.56, 7,394,437.53 and 2,197,603.08 is: 3,296,779.44
Step by Step Solution
- Step 1: Write the proportion equation
4,929,064.56 : 7,394,437.53 = 2,197,603.08 : x - Step 2: Convert to fraction form
4,929,064.56/7,394,437.53 = 2,197,603.08/x - Step 3: Cross multiply
4,929,064.56x = 7,394,437.53 × 2,197,603.08 - Step 4: Simplify right side
4,929,064.56x = 16,250,038,690,795.59 - Step 5: Solve for x
x = 16,250,038,690,795.59/4,929,064.56 - Step 6: Final answer
x = 3,296,779.44
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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.