Finding the Fourth Proportional to 2,620,266.54, 3,617,387.18 and 1,837,735.62
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Solution
The fourth proportional to 2,620,266.54, 3,617,387.18 and 1,837,735.62 is: 2,537,070.63
Step by Step Solution
- Step 1: Write the proportion equation
2,620,266.54 : 3,617,387.18 = 1,837,735.62 : x - Step 2: Convert to fraction form
2,620,266.54/3,617,387.18 = 1,837,735.62/x - Step 3: Cross multiply
2,620,266.54x = 3,617,387.18 × 1,837,735.62 - Step 4: Simplify right side
2,620,266.54x = 6,647,801,272,017.35 - Step 5: Solve for x
x = 6,647,801,272,017.35/2,620,266.54 - Step 6: Final answer
x = 2,537,070.63
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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.