Finding the Fourth Proportional to 1,354,541.38, 1,869,351.05 and 750,929.38
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Solution
The fourth proportional to 1,354,541.38, 1,869,351.05 and 750,929.38 is: 1,036,329.08
Step by Step Solution
- Step 1: Write the proportion equation
1,354,541.38 : 1,869,351.05 = 750,929.38 : x - Step 2: Convert to fraction form
1,354,541.38/1,869,351.05 = 750,929.38/x - Step 3: Cross multiply
1,354,541.38x = 1,869,351.05 × 750,929.38 - Step 4: Simplify right side
1,354,541.38x = 1,403,750,622,182.79 - Step 5: Solve for x
x = 1,403,750,622,182.79/1,354,541.38 - Step 6: Final answer
x = 1,036,329.08
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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.