Finding the Fourth Proportional to 1,134,370.50, 1,565,464.23 and 625,105.68
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Solution
The fourth proportional to 1,134,370.50, 1,565,464.23 and 625,105.68 is: 862,663.99
Step by Step Solution
- Step 1: Write the proportion equation
1,134,370.50 : 1,565,464.23 = 625,105.68 : x - Step 2: Convert to fraction form
1,134,370.50/1,565,464.23 = 625,105.68/x - Step 3: Cross multiply
1,134,370.50x = 1,565,464.23 × 625,105.68 - Step 4: Simplify right side
1,134,370.50x = 978,580,582,009.83 - Step 5: Solve for x
x = 978,580,582,009.83/1,134,370.50 - Step 6: Final answer
x = 862,663.99
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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.