Finding the Fourth Proportional to 4,812,909.49, 7,214,503.62 and 3,017,051.70
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Solution
The fourth proportional to 4,812,909.49, 7,214,503.62 and 3,017,051.70 is: 4,522,530.60
Step by Step Solution
- Step 1: Write the proportion equation
4,812,909.49 : 7,214,503.62 = 3,017,051.70 : x - Step 2: Convert to fraction form
4,812,909.49/7,214,503.62 = 3,017,051.70/x - Step 3: Cross multiply
4,812,909.49x = 7,214,503.62 × 3,017,051.70 - Step 4: Simplify right side
4,812,909.49x = 21,766,530,427,732.83 - Step 5: Solve for x
x = 21,766,530,427,732.83/4,812,909.49 - Step 6: Final answer
x = 4,522,530.60
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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.