Finding the Fourth Proportional to 1,839,929.10, 2,539,102.28 and 1,024,115.22
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Solution
The fourth proportional to 1,839,929.10, 2,539,102.28 and 1,024,115.22 is: 1,413,279.07
Step by Step Solution
- Step 1: Write the proportion equation
1,839,929.10 : 2,539,102.28 = 1,024,115.22 : x - Step 2: Convert to fraction form
1,839,929.10/2,539,102.28 = 1,024,115.22/x - Step 3: Cross multiply
1,839,929.10x = 2,539,102.28 × 1,024,115.22 - Step 4: Simplify right side
1,839,929.10x = 2,600,333,290,084.70 - Step 5: Solve for x
x = 2,600,333,290,084.70/1,839,929.10 - Step 6: Final answer
x = 1,413,279.07
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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.