Finding the Fourth Proportional to 2,623,407.75, 3,621,877.34 and 1,719,564.39
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Solution
The fourth proportional to 2,623,407.75, 3,621,877.34 and 1,719,564.39 is: 2,374,030.99
Step by Step Solution
- Step 1: Write the proportion equation
2,623,407.75 : 3,621,877.34 = 1,719,564.39 : x - Step 2: Convert to fraction form
2,623,407.75/3,621,877.34 = 1,719,564.39/x - Step 3: Cross multiply
2,623,407.75x = 3,621,877.34 × 1,719,564.39 - Step 4: Simplify right side
2,623,407.75x = 6,228,051,290,214.10 - Step 5: Solve for x
x = 6,228,051,290,214.10/2,623,407.75 - Step 6: Final answer
x = 2,374,030.99
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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.