Finding the Fourth Proportional to 1,248,683.51, 1,723,183.24 and 675,723.68
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Solution
The fourth proportional to 1,248,683.51, 1,723,183.24 and 675,723.68 is: 932,498.68
Step by Step Solution
- Step 1: Write the proportion equation
1,248,683.51 : 1,723,183.24 = 675,723.68 : x - Step 2: Convert to fraction form
1,248,683.51/1,723,183.24 = 675,723.68/x - Step 3: Cross multiply
1,248,683.51x = 1,723,183.24 × 675,723.68 - Step 4: Simplify right side
1,248,683.51x = 1,164,395,720,247.12 - Step 5: Solve for x
x = 1,164,395,720,247.12/1,248,683.51 - Step 6: Final answer
x = 932,498.68
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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.