Finding the Fourth Proportional to 3,604,774.39, 4,974,596.12 and 1,973,285.96
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Solution
The fourth proportional to 3,604,774.39, 4,974,596.12 and 1,973,285.96 is: 2,723,138.70
Step by Step Solution
- Step 1: Write the proportion equation
3,604,774.39 : 4,974,596.12 = 1,973,285.96 : x - Step 2: Convert to fraction form
3,604,774.39/4,974,596.12 = 1,973,285.96/x - Step 3: Cross multiply
3,604,774.39x = 4,974,596.12 × 1,973,285.96 - Step 4: Simplify right side
3,604,774.39x = 9,816,300,649,226.98 - Step 5: Solve for x
x = 9,816,300,649,226.98/3,604,774.39 - Step 6: Final answer
x = 2,723,138.70
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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.