Finding the Fourth Proportional to 2,985,005.80, 4,119,422.22 and 1,626,878.80
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Solution
The fourth proportional to 2,985,005.80, 4,119,422.22 and 1,626,878.80 is: 2,245,154.99
Step by Step Solution
- Step 1: Write the proportion equation
2,985,005.80 : 4,119,422.22 = 1,626,878.80 : x - Step 2: Convert to fraction form
2,985,005.80/4,119,422.22 = 1,626,878.80/x - Step 3: Cross multiply
2,985,005.80x = 4,119,422.22 × 1,626,878.80 - Step 4: Simplify right side
2,985,005.80x = 6,701,800,677,966.94 - Step 5: Solve for x
x = 6,701,800,677,966.94/2,985,005.80 - Step 6: Final answer
x = 2,245,154.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.