Finding the Fourth Proportional to 2,873,318.12, 4,312,782.03 and 2,372,976.26
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Solution
The fourth proportional to 2,873,318.12, 4,312,782.03 and 2,372,976.26 is: 3,561,780.82
Step by Step Solution
- Step 1: Write the proportion equation
2,873,318.12 : 4,312,782.03 = 2,372,976.26 : x - Step 2: Convert to fraction form
2,873,318.12/4,312,782.03 = 2,372,976.26/x - Step 3: Cross multiply
2,873,318.12x = 4,312,782.03 × 2,372,976.26 - Step 4: Simplify right side
2,873,318.12x = 10,234,129,371,744.61 - Step 5: Solve for x
x = 10,234,129,371,744.61/2,873,318.12 - Step 6: Final answer
x = 3,561,780.82
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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.