Finding the Fourth Proportional to 2,347,970.20, 3,520,515.99 and 999,364.84
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Solution
The fourth proportional to 2,347,970.20, 3,520,515.99 and 999,364.84 is: 1,498,434.65
Step by Step Solution
- Step 1: Write the proportion equation
2,347,970.20 : 3,520,515.99 = 999,364.84 : x - Step 2: Convert to fraction form
2,347,970.20/3,520,515.99 = 999,364.84/x - Step 3: Cross multiply
2,347,970.20x = 3,520,515.99 × 999,364.84 - Step 4: Simplify right side
2,347,970.20x = 3,518,279,899,063.79 - Step 5: Solve for x
x = 3,518,279,899,063.79/2,347,970.20 - Step 6: Final answer
x = 1,498,434.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.