Finding the Fourth Proportional to 1,532,625.10, 2,115,023.30 and 888,418.94
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Solution
The fourth proportional to 1,532,625.10, 2,115,023.30 and 888,418.94 is: 1,226,018.52
Step by Step Solution
- Step 1: Write the proportion equation
1,532,625.10 : 2,115,023.30 = 888,418.94 : x - Step 2: Convert to fraction form
1,532,625.10/2,115,023.30 = 888,418.94/x - Step 3: Cross multiply
1,532,625.10x = 2,115,023.30 × 888,418.94 - Step 4: Simplify right side
1,532,625.10x = 1,879,026,746,575.66 - Step 5: Solve for x
x = 1,879,026,746,575.66/1,532,625.10 - Step 6: Final answer
x = 1,226,018.52
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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.