Finding the Fourth Proportional to 2,536,558.20, 3,498,595.74 and 1,619,417.88
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Solution
The fourth proportional to 2,536,558.20, 3,498,595.74 and 1,619,417.88 is: 2,233,612.66
Step by Step Solution
- Step 1: Write the proportion equation
2,536,558.20 : 3,498,595.74 = 1,619,417.88 : x - Step 2: Convert to fraction form
2,536,558.20/3,498,595.74 = 1,619,417.88/x - Step 3: Cross multiply
2,536,558.20x = 3,498,595.74 × 1,619,417.88 - Step 4: Simplify right side
2,536,558.20x = 5,665,688,496,247.83 - Step 5: Solve for x
x = 5,665,688,496,247.83/2,536,558.20 - Step 6: Final answer
x = 2,233,612.66
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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.