Finding the Fourth Proportional to 2,558,251.98, 3,837,028.05 and 761,412.78
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Solution
The fourth proportional to 2,558,251.98, 3,837,028.05 and 761,412.78 is: 1,142,015.02
Step by Step Solution
- Step 1: Write the proportion equation
2,558,251.98 : 3,837,028.05 = 761,412.78 : x - Step 2: Convert to fraction form
2,558,251.98/3,837,028.05 = 761,412.78/x - Step 3: Cross multiply
2,558,251.98x = 3,837,028.05 × 761,412.78 - Step 4: Simplify right side
2,558,251.98x = 2,921,562,194,488.48 - Step 5: Solve for x
x = 2,921,562,194,488.48/2,558,251.98 - Step 6: Final answer
x = 1,142,015.02
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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.