Finding the Fourth Proportional to 5,106,302.08, 7,659,647.52 and 1,911,091.84
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Solution
The fourth proportional to 5,106,302.08, 7,659,647.52 and 1,911,091.84 is: 2,866,710.52
Step by Step Solution
- Step 1: Write the proportion equation
5,106,302.08 : 7,659,647.52 = 1,911,091.84 : x - Step 2: Convert to fraction form
5,106,302.08/7,659,647.52 = 1,911,091.84/x - Step 3: Cross multiply
5,106,302.08x = 7,659,647.52 × 1,911,091.84 - Step 4: Simplify right side
5,106,302.08x = 14,638,289,872,748.24 - Step 5: Solve for x
x = 14,638,289,872,748.24/5,106,302.08 - Step 6: Final answer
x = 2,866,710.52
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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.