Finding the Fourth Proportional to 2,664,215.24, 3,675,777.66 and 1,630,645.53
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Solution
The fourth proportional to 2,664,215.24, 3,675,777.66 and 1,630,645.53 is: 2,249,777.09
Step by Step Solution
- Step 1: Write the proportion equation
2,664,215.24 : 3,675,777.66 = 1,630,645.53 : x - Step 2: Convert to fraction form
2,664,215.24/3,675,777.66 = 1,630,645.53/x - Step 3: Cross multiply
2,664,215.24x = 3,675,777.66 × 1,630,645.53 - Step 4: Simplify right side
2,664,215.24x = 5,993,890,403,660.78 - Step 5: Solve for x
x = 5,993,890,403,660.78/2,664,215.24 - Step 6: Final answer
x = 2,249,777.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.