Finding the Fourth Proportional to 4,562,645.58, 6,842,585.97 and 1,902,631.50
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Solution
The fourth proportional to 4,562,645.58, 6,842,585.97 and 1,902,631.50 is: 2,853,370.79
Step by Step Solution
- Step 1: Write the proportion equation
4,562,645.58 : 6,842,585.97 = 1,902,631.50 : x - Step 2: Convert to fraction form
4,562,645.58/6,842,585.97 = 1,902,631.50/x - Step 3: Cross multiply
4,562,645.58x = 6,842,585.97 × 1,902,631.50 - Step 4: Simplify right side
4,562,645.58x = 13,018,919,607,980.05 - Step 5: Solve for x
x = 13,018,919,607,980.05/4,562,645.58 - Step 6: Final answer
x = 2,853,370.79
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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.