Finding the Fourth Proportional to 4,850,809.60, 7,277,089.20 and 2,011,208.80
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Solution
The fourth proportional to 4,850,809.60, 7,277,089.20 and 2,011,208.80 is: 3,017,175.90
Step by Step Solution
- Step 1: Write the proportion equation
4,850,809.60 : 7,277,089.20 = 2,011,208.80 : x - Step 2: Convert to fraction form
4,850,809.60/7,277,089.20 = 2,011,208.80/x - Step 3: Cross multiply
4,850,809.60x = 7,277,089.20 × 2,011,208.80 - Step 4: Simplify right side
4,850,809.60x = 14,635,745,837,424.96 - Step 5: Solve for x
x = 14,635,745,837,424.96/4,850,809.60 - Step 6: Final answer
x = 3,017,175.90
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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.