Finding the Fourth Proportional to 4,885,620.66, 6,742,193.85 and 2,680,468.74
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Solution
The fourth proportional to 4,885,620.66, 6,742,193.85 and 2,680,468.74 is: 3,699,067.35
Step by Step Solution
- Step 1: Write the proportion equation
4,885,620.66 : 6,742,193.85 = 2,680,468.74 : x - Step 2: Convert to fraction form
4,885,620.66/6,742,193.85 = 2,680,468.74/x - Step 3: Cross multiply
4,885,620.66x = 6,742,193.85 × 2,680,468.74 - Step 4: Simplify right side
4,885,620.66x = 18,072,239,853,945.25 - Step 5: Solve for x
x = 18,072,239,853,945.25/4,885,620.66 - Step 6: Final answer
x = 3,699,067.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.