Finding the Fourth Proportional to 1,775,539.84, 2,663,704.34 and 828,393.88
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Solution
The fourth proportional to 1,775,539.84, 2,663,704.34 and 828,393.88 is: 1,242,774.91
Step by Step Solution
- Step 1: Write the proportion equation
1,775,539.84 : 2,663,704.34 = 828,393.88 : x - Step 2: Convert to fraction form
1,775,539.84/2,663,704.34 = 828,393.88/x - Step 3: Cross multiply
1,775,539.84x = 2,663,704.34 × 828,393.88 - Step 4: Simplify right side
1,775,539.84x = 2,206,596,373,385.44 - Step 5: Solve for x
x = 2,206,596,373,385.44/1,775,539.84 - Step 6: Final answer
x = 1,242,774.91
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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.