Finding the Fourth Proportional to 2,918,751.84, 4,027,838.40 and 1,629,612
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Solution
The fourth proportional to 2,918,751.84, 4,027,838.40 and 1,629,612 is: 2,248,842.71
Step by Step Solution
- Step 1: Write the proportion equation
2,918,751.84 : 4,027,838.40 = 1,629,612 : x - Step 2: Convert to fraction form
2,918,751.84/4,027,838.40 = 1,629,612/x - Step 3: Cross multiply
2,918,751.84x = 4,027,838.40 × 1,629,612 - Step 4: Simplify right side
2,918,751.84x = 6,563,813,790,700.80 - Step 5: Solve for x
x = 6,563,813,790,700.80/2,918,751.84 - Step 6: Final answer
x = 2,248,842.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.