Finding the Fourth Proportional to 2,300,406.36, 3,174,518.30 and 1,253,836.68
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Solution
The fourth proportional to 2,300,406.36, 3,174,518.30 and 1,253,836.68 is: 1,730,271.47
Step by Step Solution
- Step 1: Write the proportion equation
2,300,406.36 : 3,174,518.30 = 1,253,836.68 : x - Step 2: Convert to fraction form
2,300,406.36/3,174,518.30 = 1,253,836.68/x - Step 3: Cross multiply
2,300,406.36x = 3,174,518.30 × 1,253,836.68 - Step 4: Simplify right side
2,300,406.36x = 3,980,327,485,871.24 - Step 5: Solve for x
x = 3,980,327,485,871.24/2,300,406.36 - Step 6: Final answer
x = 1,730,271.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.