Finding the Fourth Proportional to 1,762,821.68, 2,644,467.93 and 697,614.80
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Solution
The fourth proportional to 1,762,821.68, 2,644,467.93 and 697,614.80 is: 1,046,515.36
Step by Step Solution
- Step 1: Write the proportion equation
1,762,821.68 : 2,644,467.93 = 697,614.80 : x - Step 2: Convert to fraction form
1,762,821.68/2,644,467.93 = 697,614.80/x - Step 3: Cross multiply
1,762,821.68x = 2,644,467.93 × 697,614.80 - Step 4: Simplify right side
1,762,821.68x = 1,844,819,952,871.02 - Step 5: Solve for x
x = 1,844,819,952,871.02/1,762,821.68 - Step 6: Final answer
x = 1,046,515.36
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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.