Finding the Fourth Proportional to 3,143,460.42, 4,711,248.90 and 1,344,232.26
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Solution
The fourth proportional to 3,143,460.42, 4,711,248.90 and 1,344,232.26 is: 2,014,662.80
Step by Step Solution
- Step 1: Write the proportion equation
3,143,460.42 : 4,711,248.90 = 1,344,232.26 : x - Step 2: Convert to fraction form
3,143,460.42/4,711,248.90 = 1,344,232.26/x - Step 3: Cross multiply
3,143,460.42x = 4,711,248.90 × 1,344,232.26 - Step 4: Simplify right side
3,143,460.42x = 6,333,012,756,269.52 - Step 5: Solve for x
x = 6,333,012,756,269.52/3,143,460.42 - Step 6: Final answer
x = 2,014,662.80
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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.