Finding the Fourth Proportional to 2,500,284.68, 3,450,409.42 and 1,354,365.02
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Solution
The fourth proportional to 2,500,284.68, 3,450,409.42 and 1,354,365.02 is: 1,869,032.70
Step by Step Solution
- Step 1: Write the proportion equation
2,500,284.68 : 3,450,409.42 = 1,354,365.02 : x - Step 2: Convert to fraction form
2,500,284.68/3,450,409.42 = 1,354,365.02/x - Step 3: Cross multiply
2,500,284.68x = 3,450,409.42 × 1,354,365.02 - Step 4: Simplify right side
2,500,284.68x = 4,673,113,823,126.49 - Step 5: Solve for x
x = 4,673,113,823,126.49/2,500,284.68 - Step 6: Final answer
x = 1,869,032.70
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1.5x scale
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.