Finding the Fourth Proportional to 2,069,215.08, 2,855,489.31 and 1,163,797.08
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Solution
The fourth proportional to 2,069,215.08, 2,855,489.31 and 1,163,797.08 is: 1,606,024.50
Step by Step Solution
- Step 1: Write the proportion equation
2,069,215.08 : 2,855,489.31 = 1,163,797.08 : x - Step 2: Convert to fraction form
2,069,215.08/2,855,489.31 = 1,163,797.08/x - Step 3: Cross multiply
2,069,215.08x = 2,855,489.31 × 1,163,797.08 - Step 4: Simplify right side
2,069,215.08x = 3,323,210,120,949.22 - Step 5: Solve for x
x = 3,323,210,120,949.22/2,069,215.08 - Step 6: Final answer
x = 1,606,024.50
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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.