Finding the Fourth Proportional to 2,542,548.14, 3,508,742.18 and 1,381,017.06
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Solution
The fourth proportional to 2,542,548.14, 3,508,742.18 and 1,381,017.06 is: 1,905,817.53
Step by Step Solution
- Step 1: Write the proportion equation
2,542,548.14 : 3,508,742.18 = 1,381,017.06 : x - Step 2: Convert to fraction form
2,542,548.14/3,508,742.18 = 1,381,017.06/x - Step 3: Cross multiply
2,542,548.14x = 3,508,742.18 × 1,381,017.06 - Step 4: Simplify right side
2,542,548.14x = 4,845,632,809,721.59 - Step 5: Solve for x
x = 4,845,632,809,721.59/2,542,548.14 - Step 6: Final answer
x = 1,905,817.53
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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.