Finding the Fourth Proportional to 2,718,943.12, 3,752,237.84 and 1,495,343.24
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Solution
The fourth proportional to 2,718,943.12, 3,752,237.84 and 1,495,343.24 is: 2,063,626.65
Step by Step Solution
- Step 1: Write the proportion equation
2,718,943.12 : 3,752,237.84 = 1,495,343.24 : x - Step 2: Convert to fraction form
2,718,943.12/3,752,237.84 = 1,495,343.24/x - Step 3: Cross multiply
2,718,943.12x = 3,752,237.84 × 1,495,343.24 - Step 4: Simplify right side
2,718,943.12x = 5,610,883,488,916.20 - Step 5: Solve for x
x = 5,610,883,488,916.20/2,718,943.12 - Step 6: Final answer
x = 2,063,626.65
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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.