Finding the Fourth Proportional to 1,486,418.96, 2,051,264.04 and 807,366.80
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Solution
The fourth proportional to 1,486,418.96, 2,051,264.04 and 807,366.80 is: 1,114,169.38
Step by Step Solution
- Step 1: Write the proportion equation
1,486,418.96 : 2,051,264.04 = 807,366.80 : x - Step 2: Convert to fraction form
1,486,418.96/2,051,264.04 = 807,366.80/x - Step 3: Cross multiply
1,486,418.96x = 2,051,264.04 × 807,366.80 - Step 4: Simplify right side
1,486,418.96x = 1,656,122,483,929.87 - Step 5: Solve for x
x = 1,656,122,483,929.87/1,486,418.96 - Step 6: Final answer
x = 1,114,169.38
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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.