Finding the Fourth Proportional to 1,944,637.67, 2,683,278.99 and 1,085,195.85
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Solution
The fourth proportional to 1,944,637.67, 2,683,278.99 and 1,085,195.85 is: 1,497,391.15
Step by Step Solution
- Step 1: Write the proportion equation
1,944,637.67 : 2,683,278.99 = 1,085,195.85 : x - Step 2: Convert to fraction form
1,944,637.67/2,683,278.99 = 1,085,195.85/x - Step 3: Cross multiply
1,944,637.67x = 2,683,278.99 × 1,085,195.85 - Step 4: Simplify right side
1,944,637.67x = 2,911,883,224,340.19 - Step 5: Solve for x
x = 2,911,883,224,340.19/1,944,637.67 - Step 6: Final answer
x = 1,497,391.15
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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.