Finding the Fourth Proportional to 2,526,461.36, 3,486,507.96 and 1,380,551.60
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Solution
The fourth proportional to 2,526,461.36, 3,486,507.96 and 1,380,551.60 is: 1,905,156.44
Step by Step Solution
- Step 1: Write the proportion equation
2,526,461.36 : 3,486,507.96 = 1,380,551.60 : x - Step 2: Convert to fraction form
2,526,461.36/3,486,507.96 = 1,380,551.60/x - Step 3: Cross multiply
2,526,461.36x = 3,486,507.96 × 1,380,551.60 - Step 4: Simplify right side
2,526,461.36x = 4,813,304,142,590.74 - Step 5: Solve for x
x = 4,813,304,142,590.74/2,526,461.36 - Step 6: Final answer
x = 1,905,156.44
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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.