Finding the Fourth Proportional to 1,523,291.67, 2,101,648.68 and 903,145.95
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Solution
The fourth proportional to 1,523,291.67, 2,101,648.68 and 903,145.95 is: 1,246,048.63
Step by Step Solution
- Step 1: Write the proportion equation
1,523,291.67 : 2,101,648.68 = 903,145.95 : x - Step 2: Convert to fraction form
1,523,291.67/2,101,648.68 = 903,145.95/x - Step 3: Cross multiply
1,523,291.67x = 2,101,648.68 × 903,145.95 - Step 4: Simplify right side
1,523,291.67x = 1,898,095,493,664.85 - Step 5: Solve for x
x = 1,898,095,493,664.85/1,523,291.67 - Step 6: Final answer
x = 1,246,048.63
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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.