Finding the Fourth Proportional to 6,298,444.62, 8,688,860.01 and 3,718,396.98
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Solution
The fourth proportional to 6,298,444.62, 8,688,860.01 and 3,718,396.98 is: 5,129,620.53
Step by Step Solution
- Step 1: Write the proportion equation
6,298,444.62 : 8,688,860.01 = 3,718,396.98 : x - Step 2: Convert to fraction form
6,298,444.62/8,688,860.01 = 3,718,396.98/x - Step 3: Cross multiply
6,298,444.62x = 8,688,860.01 × 3,718,396.98 - Step 4: Simplify right side
6,298,444.62x = 32,308,630,820,826.77 - Step 5: Solve for x
x = 32,308,630,820,826.77/6,298,444.62 - Step 6: Final answer
x = 5,129,620.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.