Finding the Fourth Proportional to 3,074,209.08, 4,611,303.90 and 830,347.08
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Solution
The fourth proportional to 3,074,209.08, 4,611,303.90 and 830,347.08 is: 1,245,517.99
Step by Step Solution
- Step 1: Write the proportion equation
3,074,209.08 : 4,611,303.90 = 830,347.08 : x - Step 2: Convert to fraction form
3,074,209.08/4,611,303.90 = 830,347.08/x - Step 3: Cross multiply
3,074,209.08x = 4,611,303.90 × 830,347.08 - Step 4: Simplify right side
3,074,209.08x = 3,828,982,728,357.61 - Step 5: Solve for x
x = 3,828,982,728,357.61/3,074,209.08 - Step 6: Final answer
x = 1,245,517.99
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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.