Finding the Fourth Proportional to 1,271,957.80, 1,907,937.80 and 473,135.80
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Solution
The fourth proportional to 1,271,957.80, 1,907,937.80 and 473,135.80 is: 709,704.11
Step by Step Solution
- Step 1: Write the proportion equation
1,271,957.80 : 1,907,937.80 = 473,135.80 : x - Step 2: Convert to fraction form
1,271,957.80/1,907,937.80 = 473,135.80/x - Step 3: Cross multiply
1,271,957.80x = 1,907,937.80 × 473,135.80 - Step 4: Simplify right side
1,271,957.80x = 902,713,677,353.24 - Step 5: Solve for x
x = 902,713,677,353.24/1,271,957.80 - Step 6: Final answer
x = 709,704.11
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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.