Finding the Fourth Proportional to 2,415,178.60, 3,604,682.25 and 2,375,316.76
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Solution
The fourth proportional to 2,415,178.60, 3,604,682.25 and 2,375,316.76 is: 3,545,187.99
Step by Step Solution
- Step 1: Write the proportion equation
2,415,178.60 : 3,604,682.25 = 2,375,316.76 : x - Step 2: Convert to fraction form
2,415,178.60/3,604,682.25 = 2,375,316.76/x - Step 3: Cross multiply
2,415,178.60x = 3,604,682.25 × 2,375,316.76 - Step 4: Simplify right side
2,415,178.60x = 8,562,262,162,899.51 - Step 5: Solve for x
x = 8,562,262,162,899.51/2,415,178.60 - Step 6: Final answer
x = 3,545,187.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.