Finding the Fourth Proportional to 1,925,170.28, 2,657,988.37 and 1,237,107.27
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Solution
The fourth proportional to 1,925,170.28, 2,657,988.37 and 1,237,107.27 is: 1,708,013.46
Step by Step Solution
- Step 1: Write the proportion equation
1,925,170.28 : 2,657,988.37 = 1,237,107.27 : x - Step 2: Convert to fraction form
1,925,170.28/2,657,988.37 = 1,237,107.27/x - Step 3: Cross multiply
1,925,170.28x = 2,657,988.37 × 1,237,107.27 - Step 4: Simplify right side
1,925,170.28x = 3,288,216,747,616.29 - Step 5: Solve for x
x = 3,288,216,747,616.29/1,925,170.28 - Step 6: Final answer
x = 1,708,013.46
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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.