Finding the Fourth Proportional to 4,488,818.91, 6,734,174.58 and 1,455,948.81
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Solution
The fourth proportional to 4,488,818.91, 6,734,174.58 and 1,455,948.81 is: 2,184,230.12
Step by Step Solution
- Step 1: Write the proportion equation
4,488,818.91 : 6,734,174.58 = 1,455,948.81 : x - Step 2: Convert to fraction form
4,488,818.91/6,734,174.58 = 1,455,948.81/x - Step 3: Cross multiply
4,488,818.91x = 6,734,174.58 × 1,455,948.81 - Step 4: Simplify right side
4,488,818.91x = 9,804,613,466,083.25 - Step 5: Solve for x
x = 9,804,613,466,083.25/4,488,818.91 - Step 6: Final answer
x = 2,184,230.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.