Finding the Fourth Proportional to 4,159,998.42, 6,240,668.16 and 1,281,363.90
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Solution
The fourth proportional to 4,159,998.42, 6,240,668.16 and 1,281,363.90 is: 1,922,252.39
Step by Step Solution
- Step 1: Write the proportion equation
4,159,998.42 : 6,240,668.16 = 1,281,363.90 : x - Step 2: Convert to fraction form
4,159,998.42/6,240,668.16 = 1,281,363.90/x - Step 3: Cross multiply
4,159,998.42x = 6,240,668.16 × 1,281,363.90 - Step 4: Simplify right side
4,159,998.42x = 7,996,566,892,103.42 - Step 5: Solve for x
x = 7,996,566,892,103.42/4,159,998.42 - Step 6: Final answer
x = 1,922,252.39
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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.