Finding the Fourth Proportional to 1,668,695.99, 2,502,215.87 and 531,310.01
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Solution
The fourth proportional to 1,668,695.99, 2,502,215.87 and 531,310.01 is: 796,701.34
Step by Step Solution
- Step 1: Write the proportion equation
1,668,695.99 : 2,502,215.87 = 531,310.01 : x - Step 2: Convert to fraction form
1,668,695.99/2,502,215.87 = 531,310.01/x - Step 3: Cross multiply
1,668,695.99x = 2,502,215.87 × 531,310.01 - Step 4: Simplify right side
1,668,695.99x = 1,329,452,323,744.23 - Step 5: Solve for x
x = 1,329,452,323,744.23/1,668,695.99 - Step 6: Final answer
x = 796,701.34
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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.