Finding the Fourth Proportional to 4,699,595.56, 6,485,762.66 and 2,662,421.80
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Solution
The fourth proportional to 4,699,595.56, 6,485,762.66 and 2,662,421.80 is: 3,674,323.82
Step by Step Solution
- Step 1: Write the proportion equation
4,699,595.56 : 6,485,762.66 = 2,662,421.80 : x - Step 2: Convert to fraction form
4,699,595.56/6,485,762.66 = 2,662,421.80/x - Step 3: Cross multiply
4,699,595.56x = 6,485,762.66 × 2,662,421.80 - Step 4: Simplify right side
4,699,595.56x = 17,267,835,895,609.99 - Step 5: Solve for x
x = 17,267,835,895,609.99/4,699,595.56 - Step 6: Final answer
x = 3,674,323.82
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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.