Finding the Fourth Proportional to 4,964,271.40, 7,446,407.10 and 1,769,501.80
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Solution
The fourth proportional to 4,964,271.40, 7,446,407.10 and 1,769,501.80 is: 2,654,252.70
Step by Step Solution
- Step 1: Write the proportion equation
4,964,271.40 : 7,446,407.10 = 1,769,501.80 : x - Step 2: Convert to fraction form
4,964,271.40/7,446,407.10 = 1,769,501.80/x - Step 3: Cross multiply
4,964,271.40x = 7,446,407.10 × 1,769,501.80 - Step 4: Simplify right side
4,964,271.40x = 13,176,430,766,982.78 - Step 5: Solve for x
x = 13,176,430,766,982.78/4,964,271.40 - Step 6: Final answer
x = 2,654,252.70
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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.