Finding the Fourth Proportional to 2,534,357.39, 3,497,384.05 and 1,372,781.75
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Solution
The fourth proportional to 2,534,357.39, 3,497,384.05 and 1,372,781.75 is: 1,894,423.02
Step by Step Solution
- Step 1: Write the proportion equation
2,534,357.39 : 3,497,384.05 = 1,372,781.75 : x - Step 2: Convert to fraction form
2,534,357.39/3,497,384.05 = 1,372,781.75/x - Step 3: Cross multiply
2,534,357.39x = 3,497,384.05 × 1,372,781.75 - Step 4: Simplify right side
2,534,357.39x = 4,801,144,975,662.21 - Step 5: Solve for x
x = 4,801,144,975,662.21/2,534,357.39 - Step 6: Final answer
x = 1,894,423.02
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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.