Finding the Fourth Proportional to 2,082,718.18, 3,120,845.64 and 1,444,267.18
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Solution
The fourth proportional to 2,082,718.18, 3,120,845.64 and 1,444,267.18 is: 2,164,159.79
Step by Step Solution
- Step 1: Write the proportion equation
2,082,718.18 : 3,120,845.64 = 1,444,267.18 : x - Step 2: Convert to fraction form
2,082,718.18/3,120,845.64 = 1,444,267.18/x - Step 3: Cross multiply
2,082,718.18x = 3,120,845.64 × 1,444,267.18 - Step 4: Simplify right side
2,082,718.18x = 4,507,334,931,698.10 - Step 5: Solve for x
x = 4,507,334,931,698.10/2,082,718.18 - Step 6: Final answer
x = 2,164,159.79
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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.