Finding the Fourth Proportional to 4,205,484.93, 5,803,574.39 and 2,271,745.53
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Solution
The fourth proportional to 4,205,484.93, 5,803,574.39 and 2,271,745.53 is: 3,135,011.63
Step by Step Solution
- Step 1: Write the proportion equation
4,205,484.93 : 5,803,574.39 = 2,271,745.53 : x - Step 2: Convert to fraction form
4,205,484.93/5,803,574.39 = 2,271,745.53/x - Step 3: Cross multiply
4,205,484.93x = 5,803,574.39 × 2,271,745.53 - Step 4: Simplify right side
4,205,484.93x = 13,184,244,167,146.25 - Step 5: Solve for x
x = 13,184,244,167,146.25/4,205,484.93 - Step 6: Final answer
x = 3,135,011.63
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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.