Finding the Fourth Proportional to 1,411,901.22, 1,948,593.70 and 808,276.26
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Solution
The fourth proportional to 1,411,901.22, 1,948,593.70 and 808,276.26 is: 1,115,518.57
Step by Step Solution
- Step 1: Write the proportion equation
1,411,901.22 : 1,948,593.70 = 808,276.26 : x - Step 2: Convert to fraction form
1,411,901.22/1,948,593.70 = 808,276.26/x - Step 3: Cross multiply
1,411,901.22x = 1,948,593.70 × 808,276.26 - Step 4: Simplify right side
1,411,901.22x = 1,575,002,028,095.56 - Step 5: Solve for x
x = 1,575,002,028,095.56/1,411,901.22 - Step 6: Final answer
x = 1,115,518.57
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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.