Finding the Fourth Proportional to 2,645,295.24, 3,650,845.14 and 1,557,668.04
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Solution
The fourth proportional to 2,645,295.24, 3,650,845.14 and 1,557,668.04 is: 2,149,780.75
Step by Step Solution
- Step 1: Write the proportion equation
2,645,295.24 : 3,650,845.14 = 1,557,668.04 : x - Step 2: Convert to fraction form
2,645,295.24/3,650,845.14 = 1,557,668.04/x - Step 3: Cross multiply
2,645,295.24x = 3,650,845.14 × 1,557,668.04 - Step 4: Simplify right side
2,645,295.24x = 5,686,804,793,567.33 - Step 5: Solve for x
x = 5,686,804,793,567.33/2,645,295.24 - Step 6: Final answer
x = 2,149,780.75
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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.