Finding the Fourth Proportional to 4,734,006.90, 7,101,010.35 and 1,539,237.30
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Solution
The fourth proportional to 4,734,006.90, 7,101,010.35 and 1,539,237.30 is: 2,308,855.95
Step by Step Solution
- Step 1: Write the proportion equation
4,734,006.90 : 7,101,010.35 = 1,539,237.30 : x - Step 2: Convert to fraction form
4,734,006.90/7,101,010.35 = 1,539,237.30/x - Step 3: Cross multiply
4,734,006.90x = 7,101,010.35 × 1,539,237.30 - Step 4: Simplify right side
4,734,006.90x = 10,930,139,998,406.05 - Step 5: Solve for x
x = 10,930,139,998,406.05/4,734,006.90 - Step 6: Final answer
x = 2,308,855.95
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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.