Finding the Fourth Proportional to 5,578,774.68, 8,364,910.52 and 2,163,070.88
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Solution
The fourth proportional to 5,578,774.68, 8,364,910.52 and 2,163,070.88 is: 3,243,345.60
Step by Step Solution
- Step 1: Write the proportion equation
5,578,774.68 : 8,364,910.52 = 2,163,070.88 : x - Step 2: Convert to fraction form
5,578,774.68/8,364,910.52 = 2,163,070.88/x - Step 3: Cross multiply
5,578,774.68x = 8,364,910.52 × 2,163,070.88 - Step 4: Simplify right side
5,578,774.68x = 18,093,894,323,200.78 - Step 5: Solve for x
x = 18,093,894,323,200.78/5,578,774.68 - Step 6: Final answer
x = 3,243,345.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.