Finding the Fourth Proportional to 4,970,269.08, 7,454,528.64 and 1,327,044.15
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Solution
The fourth proportional to 4,970,269.08, 7,454,528.64 and 1,327,044.15 is: 1,990,332.61
Step by Step Solution
- Step 1: Write the proportion equation
4,970,269.08 : 7,454,528.64 = 1,327,044.15 : x - Step 2: Convert to fraction form
4,970,269.08/7,454,528.64 = 1,327,044.15/x - Step 3: Cross multiply
4,970,269.08x = 7,454,528.64 × 1,327,044.15 - Step 4: Simplify right side
4,970,269.08x = 9,892,488,622,719.46 - Step 5: Solve for x
x = 9,892,488,622,719.46/4,970,269.08 - Step 6: Final answer
x = 1,990,332.61
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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.