Finding the Fourth Proportional to 1,354,488, 1,869,193.68 and 750,876
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Solution
The fourth proportional to 1,354,488, 1,869,193.68 and 750,876 is: 1,036,209.01
Step by Step Solution
- Step 1: Write the proportion equation
1,354,488 : 1,869,193.68 = 750,876 : x - Step 2: Convert to fraction form
1,354,488/1,869,193.68 = 750,876/x - Step 3: Cross multiply
1,354,488x = 1,869,193.68 × 750,876 - Step 4: Simplify right side
1,354,488x = 1,403,532,673,663.68 - Step 5: Solve for x
x = 1,403,532,673,663.68/1,354,488 - Step 6: Final answer
x = 1,036,209.01
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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.