Finding the Fourth Proportional to 2,237,485.20, 3,356,713.80 and 817,539
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Solution
The fourth proportional to 2,237,485.20, 3,356,713.80 and 817,539 is: 1,226,486.08
Step by Step Solution
- Step 1: Write the proportion equation
2,237,485.20 : 3,356,713.80 = 817,539 : x - Step 2: Convert to fraction form
2,237,485.20/3,356,713.80 = 817,539/x - Step 3: Cross multiply
2,237,485.20x = 3,356,713.80 × 817,539 - Step 4: Simplify right side
2,237,485.20x = 2,744,244,443,338.20 - Step 5: Solve for x
x = 2,744,244,443,338.20/2,237,485.20 - Step 6: Final answer
x = 1,226,486.08
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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.