Finding the Fourth Proportional to 2,890,594.24, 3,988,862.92 and 1,601,357.76
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Solution
The fourth proportional to 2,890,594.24, 3,988,862.92 and 1,601,357.76 is: 2,209,786.66
Step by Step Solution
- Step 1: Write the proportion equation
2,890,594.24 : 3,988,862.92 = 1,601,357.76 : x - Step 2: Convert to fraction form
2,890,594.24/3,988,862.92 = 1,601,357.76/x - Step 3: Cross multiply
2,890,594.24x = 3,988,862.92 × 1,601,357.76 - Step 4: Simplify right side
2,890,594.24x = 6,387,596,590,518.26 - Step 5: Solve for x
x = 6,387,596,590,518.26/2,890,594.24 - Step 6: Final answer
x = 2,209,786.66
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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.