Finding the Fourth Proportional to 4,169,833.32, 6,255,216.68 and 1,329,286.44
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Solution
The fourth proportional to 4,169,833.32, 6,255,216.68 and 1,329,286.44 is: 1,994,078.44
Step by Step Solution
- Step 1: Write the proportion equation
4,169,833.32 : 6,255,216.68 = 1,329,286.44 : x - Step 2: Convert to fraction form
4,169,833.32/6,255,216.68 = 1,329,286.44/x - Step 3: Cross multiply
4,169,833.32x = 6,255,216.68 × 1,329,286.44 - Step 4: Simplify right side
4,169,833.32x = 8,314,974,711,985.82 - Step 5: Solve for x
x = 8,314,974,711,985.82/4,169,833.32 - Step 6: Final answer
x = 1,994,078.44
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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.