Finding the Fourth Proportional to 4,441,612.98, 6,662,418.66 and 2,421,555.60
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Solution
The fourth proportional to 4,441,612.98, 6,662,418.66 and 2,421,555.60 is: 3,632,332.96
Step by Step Solution
- Step 1: Write the proportion equation
4,441,612.98 : 6,662,418.66 = 2,421,555.60 : x - Step 2: Convert to fraction form
4,441,612.98/6,662,418.66 = 2,421,555.60/x - Step 3: Cross multiply
4,441,612.98x = 6,662,418.66 × 2,421,555.60 - Step 4: Simplify right side
4,441,612.98x = 16,133,417,215,667.50 - Step 5: Solve for x
x = 16,133,417,215,667.50/4,441,612.98 - Step 6: Final answer
x = 3,632,332.96
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1.5x scale
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.