Finding the Fourth Proportional to 1,475,791.29, 2,023,317.29 and 1,448,891.19
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Solution
The fourth proportional to 1,475,791.29, 2,023,317.29 and 1,448,891.19 is: 1,986,437.12
Step by Step Solution
- Step 1: Write the proportion equation
1,475,791.29 : 2,023,317.29 = 1,448,891.19 : x - Step 2: Convert to fraction form
1,475,791.29/2,023,317.29 = 1,448,891.19/x - Step 3: Cross multiply
1,475,791.29x = 2,023,317.29 × 1,448,891.19 - Step 4: Simplify right side
1,475,791.29x = 2,931,566,596,055.68 - Step 5: Solve for x
x = 2,931,566,596,055.68/1,475,791.29 - Step 6: Final answer
x = 1,986,437.12
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.