Finding the Fourth Proportional to 2,599,884.81, 3,588,742.80 and 1,786,780.08
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Solution
The fourth proportional to 2,599,884.81, 3,588,742.80 and 1,786,780.08 is: 2,466,376.25
Step by Step Solution
- Step 1: Write the proportion equation
2,599,884.81 : 3,588,742.80 = 1,786,780.08 : x - Step 2: Convert to fraction form
2,599,884.81/3,588,742.80 = 1,786,780.08/x - Step 3: Cross multiply
2,599,884.81x = 3,588,742.80 × 1,786,780.08 - Step 4: Simplify right side
2,599,884.81x = 6,412,294,147,283.42 - Step 5: Solve for x
x = 6,412,294,147,283.42/2,599,884.81 - Step 6: Final answer
x = 2,466,376.25
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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.