Finding the Fourth Proportional to 4,536,129.60, 6,260,198.40 and 2,498,947.20
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Solution
The fourth proportional to 4,536,129.60, 6,260,198.40 and 2,498,947.20 is: 3,448,734.19
Step by Step Solution
- Step 1: Write the proportion equation
4,536,129.60 : 6,260,198.40 = 2,498,947.20 : x - Step 2: Convert to fraction form
4,536,129.60/6,260,198.40 = 2,498,947.20/x - Step 3: Cross multiply
4,536,129.60x = 6,260,198.40 × 2,498,947.20 - Step 4: Simplify right side
4,536,129.60x = 15,643,905,263,124.48 - Step 5: Solve for x
x = 15,643,905,263,124.48/4,536,129.60 - Step 6: Final answer
x = 3,448,734.19
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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.