Finding the Fourth Proportional to 2,403,183.49, 3,316,398.19 and 1,315,524.53
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Solution
The fourth proportional to 2,403,183.49, 3,316,398.19 and 1,315,524.53 is: 1,815,426.58
Step by Step Solution
- Step 1: Write the proportion equation
2,403,183.49 : 3,316,398.19 = 1,315,524.53 : x - Step 2: Convert to fraction form
2,403,183.49/3,316,398.19 = 1,315,524.53/x - Step 3: Cross multiply
2,403,183.49x = 3,316,398.19 × 1,315,524.53 - Step 4: Simplify right side
2,403,183.49x = 4,362,803,175,194.78 - Step 5: Solve for x
x = 4,362,803,175,194.78/2,403,183.49 - Step 6: Final answer
x = 1,815,426.58
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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.