Finding the Fourth Proportional to 3,842,134.90, 5,302,255.93 and 2,099,900.99
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Solution
The fourth proportional to 3,842,134.90, 5,302,255.93 and 2,099,900.99 is: 2,897,923.36
Step by Step Solution
- Step 1: Write the proportion equation
3,842,134.90 : 5,302,255.93 = 2,099,900.99 : x - Step 2: Convert to fraction form
3,842,134.90/5,302,255.93 = 2,099,900.99/x - Step 3: Cross multiply
3,842,134.90x = 5,302,255.93 × 2,099,900.99 - Step 4: Simplify right side
3,842,134.90x = 11,134,212,484,646.26 - Step 5: Solve for x
x = 11,134,212,484,646.26/3,842,134.90 - Step 6: Final answer
x = 2,897,923.36
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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.