Finding the Fourth Proportional to 3,542,874.08, 5,315,154.74 and 1,146,719.12
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Solution
The fourth proportional to 3,542,874.08, 5,315,154.74 and 1,146,719.12 is: 1,720,351.73
Step by Step Solution
- Step 1: Write the proportion equation
3,542,874.08 : 5,315,154.74 = 1,146,719.12 : x - Step 2: Convert to fraction form
3,542,874.08/5,315,154.74 = 1,146,719.12/x - Step 3: Cross multiply
3,542,874.08x = 5,315,154.74 × 1,146,719.12 - Step 4: Simplify right side
3,542,874.08x = 6,094,989,566,116.63 - Step 5: Solve for x
x = 6,094,989,566,116.63/3,542,874.08 - Step 6: Final answer
x = 1,720,351.73
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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.