Finding the Fourth Proportional to 2,069,392.16, 2,855,731.92 and 1,163,972
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Solution
The fourth proportional to 2,069,392.16, 2,855,731.92 and 1,163,972 is: 1,606,264.90
Step by Step Solution
- Step 1: Write the proportion equation
2,069,392.16 : 2,855,731.92 = 1,163,972 : x - Step 2: Convert to fraction form
2,069,392.16/2,855,731.92 = 1,163,972/x - Step 3: Cross multiply
2,069,392.16x = 2,855,731.92 × 1,163,972 - Step 4: Simplify right side
2,069,392.16x = 3,323,991,994,386.24 - Step 5: Solve for x
x = 3,323,991,994,386.24/2,069,392.16 - Step 6: Final answer
x = 1,606,264.90
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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.