Finding the Fourth Proportional to 1,135,047.48, 1,566,376.43 and 625,768.08
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Solution
The fourth proportional to 1,135,047.48, 1,566,376.43 and 625,768.08 is: 863,565.96
Step by Step Solution
- Step 1: Write the proportion equation
1,135,047.48 : 1,566,376.43 = 625,768.08 : x - Step 2: Convert to fraction form
1,135,047.48/1,566,376.43 = 625,768.08/x - Step 3: Cross multiply
1,135,047.48x = 1,566,376.43 × 625,768.08 - Step 4: Simplify right side
1,135,047.48x = 980,188,368,029.51 - Step 5: Solve for x
x = 980,188,368,029.51/1,135,047.48 - Step 6: Final answer
x = 863,565.96
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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.