Finding the Fourth Proportional to 1,879,118.97, 2,593,191.06 and 1,019,679.20
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Solution
The fourth proportional to 1,879,118.97, 2,593,191.06 and 1,019,679.20 is: 1,407,161.03
Step by Step Solution
- Step 1: Write the proportion equation
1,879,118.97 : 2,593,191.06 = 1,019,679.20 : x - Step 2: Convert to fraction form
1,879,118.97/2,593,191.06 = 1,019,679.20/x - Step 3: Cross multiply
1,879,118.97x = 2,593,191.06 × 1,019,679.20 - Step 4: Simplify right side
1,879,118.97x = 2,644,222,982,266.46 - Step 5: Solve for x
x = 2,644,222,982,266.46/1,879,118.97 - Step 6: Final answer
x = 1,407,161.03
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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.