Finding the Fourth Proportional to 1,595,233.99, 2,201,449.17 and 870,081.76
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Solution
The fourth proportional to 1,595,233.99, 2,201,449.17 and 870,081.76 is: 1,200,727.15
Step by Step Solution
- Step 1: Write the proportion equation
1,595,233.99 : 2,201,449.17 = 870,081.76 : x - Step 2: Convert to fraction form
1,595,233.99/2,201,449.17 = 870,081.76/x - Step 3: Cross multiply
1,595,233.99x = 2,201,449.17 × 870,081.76 - Step 4: Simplify right side
1,595,233.99x = 1,915,440,768,384.14 - Step 5: Solve for x
x = 1,915,440,768,384.14/1,595,233.99 - Step 6: Final answer
x = 1,200,727.15
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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.