Finding the Fourth Proportional to 1,646,125.80, 2,468,123.10 and 699,239.40
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Solution
The fourth proportional to 1,646,125.80, 2,468,123.10 and 699,239.40 is: 1,048,406.46
Step by Step Solution
- Step 1: Write the proportion equation
1,646,125.80 : 2,468,123.10 = 699,239.40 : x - Step 2: Convert to fraction form
1,646,125.80/2,468,123.10 = 699,239.40/x - Step 3: Cross multiply
1,646,125.80x = 2,468,123.10 × 699,239.40 - Step 4: Simplify right side
1,646,125.80x = 1,725,808,915,570.14 - Step 5: Solve for x
x = 1,725,808,915,570.14/1,646,125.80 - Step 6: Final answer
x = 1,048,406.46
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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.