Finding the Fourth Proportional to 3,110,660.36, 4,668,106.49 and 1,908,914.80
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Solution
The fourth proportional to 3,110,660.36, 4,668,106.49 and 1,908,914.80 is: 2,864,670.69
Step by Step Solution
- Step 1: Write the proportion equation
3,110,660.36 : 4,668,106.49 = 1,908,914.80 : x - Step 2: Convert to fraction form
3,110,660.36/4,668,106.49 = 1,908,914.80/x - Step 3: Cross multiply
3,110,660.36x = 4,668,106.49 × 1,908,914.80 - Step 4: Simplify right side
3,110,660.36x = 8,911,017,572,170.99 - Step 5: Solve for x
x = 8,911,017,572,170.99/3,110,660.36 - Step 6: Final answer
x = 2,864,670.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.