Finding the Fourth Proportional to 2,069,721.52, 3,104,583.08 and 931,154.08
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Solution
The fourth proportional to 2,069,721.52, 3,104,583.08 and 931,154.08 is: 1,396,731.48
Step by Step Solution
- Step 1: Write the proportion equation
2,069,721.52 : 3,104,583.08 = 931,154.08 : x - Step 2: Convert to fraction form
2,069,721.52/3,104,583.08 = 931,154.08/x - Step 3: Cross multiply
2,069,721.52x = 3,104,583.08 × 931,154.08 - Step 4: Simplify right side
2,069,721.52x = 2,890,845,201,640.97 - Step 5: Solve for x
x = 2,890,845,201,640.97/2,069,721.52 - Step 6: Final answer
x = 1,396,731.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.