Finding the Fourth Proportional to 2,163,804.80, 3,246,014.40 and 667,740.80
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Solution
The fourth proportional to 2,163,804.80, 3,246,014.40 and 667,740.80 is: 1,001,706.00
Step by Step Solution
- Step 1: Write the proportion equation
2,163,804.80 : 3,246,014.40 = 667,740.80 : x - Step 2: Convert to fraction form
2,163,804.80/3,246,014.40 = 667,740.80/x - Step 3: Cross multiply
2,163,804.80x = 3,246,014.40 × 667,740.80 - Step 4: Simplify right side
2,163,804.80x = 2,167,496,252,267.52 - Step 5: Solve for x
x = 2,167,496,252,267.52/2,163,804.80 - Step 6: Final answer
x = 1,001,706.00
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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.