Finding the Fourth Proportional to 1,604,109.96, 2,213,587.44 and 915,754.68
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Solution
The fourth proportional to 1,604,109.96, 2,213,587.44 and 915,754.68 is: 1,263,693.33
Step by Step Solution
- Step 1: Write the proportion equation
1,604,109.96 : 2,213,587.44 = 915,754.68 : x - Step 2: Convert to fraction form
1,604,109.96/2,213,587.44 = 915,754.68/x - Step 3: Cross multiply
1,604,109.96x = 2,213,587.44 × 915,754.68 - Step 4: Simplify right side
1,604,109.96x = 2,027,103,057,769.22 - Step 5: Solve for x
x = 2,027,103,057,769.22/1,604,109.96 - Step 6: Final answer
x = 1,263,693.33
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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.