Finding the Fourth Proportional to 4,413,837.66, 6,620,839.74 and 1,219,048.62
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Solution
The fourth proportional to 4,413,837.66, 6,620,839.74 and 1,219,048.62 is: 1,828,595.92
Step by Step Solution
- Step 1: Write the proportion equation
4,413,837.66 : 6,620,839.74 = 1,219,048.62 : x - Step 2: Convert to fraction form
4,413,837.66/6,620,839.74 = 1,219,048.62/x - Step 3: Cross multiply
4,413,837.66x = 6,620,839.74 × 1,219,048.62 - Step 4: Simplify right side
4,413,837.66x = 8,071,125,548,288.16 - Step 5: Solve for x
x = 8,071,125,548,288.16/4,413,837.66 - Step 6: Final answer
x = 1,828,595.92
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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.