Finding the Fourth Proportional to 2,890,271.09, 3,988,574.16 and 1,601,194.97
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Solution
The fourth proportional to 2,890,271.09, 3,988,574.16 and 1,601,194.97 is: 2,209,649.09
Step by Step Solution
- Step 1: Write the proportion equation
2,890,271.09 : 3,988,574.16 = 1,601,194.97 : x - Step 2: Convert to fraction form
2,890,271.09/3,988,574.16 = 1,601,194.97/x - Step 3: Cross multiply
2,890,271.09x = 3,988,574.16 × 1,601,194.97 - Step 4: Simplify right side
2,890,271.09x = 6,386,484,886,430.93 - Step 5: Solve for x
x = 6,386,484,886,430.93/2,890,271.09 - Step 6: Final answer
x = 2,209,649.09
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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.