Finding the Fourth Proportional to 1,512,750.24, 2,087,595.66 and 824,422.26
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Solution
The fourth proportional to 1,512,750.24, 2,087,595.66 and 824,422.26 is: 1,137,702.90
Step by Step Solution
- Step 1: Write the proportion equation
1,512,750.24 : 2,087,595.66 = 824,422.26 : x - Step 2: Convert to fraction form
1,512,750.24/2,087,595.66 = 824,422.26/x - Step 3: Cross multiply
1,512,750.24x = 2,087,595.66 × 824,422.26 - Step 4: Simplify right side
1,512,750.24x = 1,721,060,331,983.39 - Step 5: Solve for x
x = 1,721,060,331,983.39/1,512,750.24 - Step 6: Final answer
x = 1,137,702.90
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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.