Finding the Fourth Proportional to 2,695,542, 3,716,815.32 and 2,203,977.84
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Solution
The fourth proportional to 2,695,542, 3,716,815.32 and 2,203,977.84 is: 3,039,009.82
Step by Step Solution
- Step 1: Write the proportion equation
2,695,542 : 3,716,815.32 = 2,203,977.84 : x - Step 2: Convert to fraction form
2,695,542/3,716,815.32 = 2,203,977.84/x - Step 3: Cross multiply
2,695,542x = 3,716,815.32 × 2,203,977.84 - Step 4: Simplify right side
2,695,542x = 8,191,778,600,652.51 - Step 5: Solve for x
x = 8,191,778,600,652.51/2,695,542 - Step 6: Final answer
x = 3,039,009.82
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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.