Finding the Fourth Proportional to 4,125,379.80, 5,692,935.92 and 2,289,731.07
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Solution
The fourth proportional to 4,125,379.80, 5,692,935.92 and 2,289,731.07 is: 3,159,779.92
Step by Step Solution
- Step 1: Write the proportion equation
4,125,379.80 : 5,692,935.92 = 2,289,731.07 : x - Step 2: Convert to fraction form
4,125,379.80/5,692,935.92 = 2,289,731.07/x - Step 3: Cross multiply
4,125,379.80x = 5,692,935.92 × 2,289,731.07 - Step 4: Simplify right side
4,125,379.80x = 13,035,292,244,094.38 - Step 5: Solve for x
x = 13,035,292,244,094.38/4,125,379.80 - Step 6: Final answer
x = 3,159,779.92
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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.