Finding the Fourth Proportional to 1,874,937.30, 2,587,623.77 and 1,059,193.53
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Solution
The fourth proportional to 1,874,937.30, 2,587,623.77 and 1,059,193.53 is: 1,461,805.87
Step by Step Solution
- Step 1: Write the proportion equation
1,874,937.30 : 2,587,623.77 = 1,059,193.53 : x - Step 2: Convert to fraction form
1,874,937.30/2,587,623.77 = 1,059,193.53/x - Step 3: Cross multiply
1,874,937.30x = 2,587,623.77 × 1,059,193.53 - Step 4: Simplify right side
1,874,937.30x = 2,740,794,348,592.16 - Step 5: Solve for x
x = 2,740,794,348,592.16/1,874,937.30 - Step 6: Final answer
x = 1,461,805.87
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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.